<div dir="ltr"><div>This Friday afternoon, a talk in EE of possible interest. </div><br><div class="gmail_quote">---------- Forwarded message ----------<br>From: <b class="gmail_sendername">BOSTON UNIVERSITY</b> <span dir="ltr">&lt;<a href="mailto:cise@bu.edu">cise@bu.edu</a>&gt;</span><br>Date: Tue, Oct 10, 2017 at 2:00 PM<br>Subject: CISE Seminar 3-4pm: Ananda Theertha Suresh, Google<br>To: <a href="mailto:ads22@bu.edu">ads22@bu.edu</a><br><br><br> 

 

 <div><div id="m_6500235784005646189rootDiv"><img src="http://r20.rs6.net/on.jsp?a=1105614872000&amp;r=3&amp;c=b76711b0-adc4-11e7-9a03-d4ae5275b546&amp;d=1129107038076&amp;ch=b79f11a0-adc4-11e7-9a03-d4ae5275b546&amp;ca=fd6ac55b-0932-4042-9048-ffef9a24de4c&amp;o=https://imgssl.constantcontact.com/ui/images1/s.gif" height="1" width="1"><div style="background-color:#133a74">
 <div align="center">

 <table class="m_6500235784005646189OuterBGColor" style="background-repeat:repeat;background-image:url(https://ci4.googleusercontent.com/proxy/U3urBtzIWxr9UaIDcExkrTmJNEEMLp7aA9RyjuLluXc=s0-d-e1-ft#http://URL)" border="0" background="http://URL" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td rowspan="1" colspan="1" align="center">
 <div class="m_6500235784005646189TemplateMaxWidth" style="margin-left:auto;max-width:640px;margin-right:auto" align="center">

 <table style="margin-left:auto;margin-right:auto" border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td valign="bottom" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 <td class="m_6500235784005646189TemplateMainWidth" style="width:640px" valign="top" rowspan="1" colspan="1" align="center">

 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>

 <td class="m_6500235784005646189TopMargin" style="padding:0px 0px 0px 0px" valign="top" width="100%" rowspan="1" colspan="1" align="center">

 

 

 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td class="m_6500235784005646189Spacer" style="padding-bottom:17px;line-height:1px;height:1px" height="1" valign="top" rowspan="1" colspan="1" align="center"><img height="1" vspace="0" border="0" hspace="0" width="5" style="display:block" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 </tr>
 </tbody></table></td>

 </tr>
 </tbody></table>

 </td>
 <td valign="bottom" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 </tr>
 </tbody></table>
 </div>
 </td>
 </tr>
 <tr>
 <td rowspan="1" colspan="1" align="center">
 <div class="m_6500235784005646189TemplateMaxWidth" style="margin-left:auto;max-width:640px;margin-right:auto" align="center">
 <table style="margin-left:auto;margin-right:auto" border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td valign="bottom" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 <td class="m_6500235784005646189TemplateMainWidth" style="width:640px" valign="top" rowspan="1" colspan="1" align="center">

 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td class="m_6500235784005646189OuterBorderBGColor m_6500235784005646189OuterBorder" style="padding:0px 0px 0px 0px;background:transparent" valign="top" width="100%" rowspan="1" colspan="1" align="center">

 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>

 <td class="m_6500235784005646189InnerBGColor m_6500235784005646189Main" style="background-color:#ffffff;padding:0px 0px 0px 0px;background-repeat:repeat;background-image:url(https://ci4.googleusercontent.com/proxy/U3urBtzIWxr9UaIDcExkrTmJNEEMLp7aA9RyjuLluXc=s0-d-e1-ft#http://URL)" bgcolor="#ffffff" background="http://URL" valign="top" width="100%" rowspan="1" colspan="1" align="center">

 

 

 <table border="0" width="100%" cellspacing="0" cellpadding="0" id="m_6500235784005646189content_LETTER.BLOCK2"><tbody><tr><td class="m_6500235784005646189MainText" style="padding:0px;color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center"><img height="120" vspace="5" border="0" name="m_6500235784005646189_ACCOUNT.IMAGE.488" hspace="5" width="556" src="http://files.constantcontact.com/0cd18cb6101/03b381ed-5ed8-4389-9089-f056bb93ede6.png"> <br></td></tr></tbody></table><a name="m_6500235784005646189_LETTER.BLOCK3"></a><table style="background-color:#133a74" bgcolor="#133A74" border="0" width="100%" cellspacing="0" cellpadding="0" id="m_6500235784005646189content_LETTER.BLOCK3"><tbody><tr><td style="padding:8px;color:#ffffff;font-size:12pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<div style="margin-left:60px;text-align:left" align="left">Center for Information and Systems Engineering<br><span>Co-sponsored with the Division of Systems Engineering </span> </div>
</td></tr></tbody></table><a name="m_6500235784005646189_LETTER.BLOCK4"></a><table style="background-color:#c7c7c7;display:table" bgcolor="#C7C7C7" border="0" width="100%" cellpadding="0" cellspacing="0" id="m_6500235784005646189content_LETTER.BLOCK4"><tbody><tr><td style="padding:8px;color:#001a81;font-size:14pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<div style="text-align:left" align="left">
<div><strong>Friday, October 13, 3pm-4pm</strong></div>
</div>
<div style="text-align:left" align="left"><strong>8 St. Mary&#39;s St, PHO 211</strong></div>
<div style="text-align:left" align="left">
<div><strong>(Refreshments at 2:45p</strong><strong>m)</strong></div>
</div>
</td></tr></tbody></table>

 

 

 

 

 

 

 

 

 <table class="m_6500235784005646189CC_Divider" style="margin:0px 0px 0px 0px" border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td class="m_6500235784005646189DividerPadding" style="padding:0px 5px 0px 5px;line-height:1px;height:1px" rowspan="1" colspan="1">
 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td class="m_6500235784005646189DividerColor m_6500235784005646189Divider" style="background-color:#306db6;padding-bottom:2px;line-height:1px;height:1px" height="1" bgcolor="#306DB6" rowspan="1" colspan="1" align="center"><img height="1" vspace="0" border="0" hspace="0" width="260" style="display:block" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 </tr>
 </tbody></table>
 </td>
 </tr>
 </tbody></table><table border="0" width="100%" cellspacing="0" cellpadding="0" id="m_6500235784005646189content_LETTER.BLOCK6"><tbody><tr><td class="m_6500235784005646189MainText m_6500235784005646189Content" style="padding:8px 15px 9px 15px;color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="left"><img height="144" vspace="5" border="0" name="m_6500235784005646189_ACCOUNT.IMAGE.525" hspace="5" width="108" src="http://files.constantcontact.com/0cd18cb6101/e6e89cd9-836c-483a-9692-b170bf7033a1.png" align="left"><div><img height="10" vspace="0" border="0" hspace="0" style="display:block!important;float:none!important;width:170px!important;height:1px!important" width="4" src="https://imgssl.constantcontact.com/letters/images/1101116784221/T.png" align="right"><div>
<div>
<div>
<div style="margin-top:0px;margin-bottom:0px"><img height="10" vspace="0" border="0" hspace="0" style="display:block!important;float:none!important;width:170px!important;height:1px!important" width="4" src="https://imgssl.constantcontact.com/letters/images/1101116784221/T.png" align="right"><b style="color:#06436c;font-size:13.3333px">
<div style="display:inline!important"><span style="font-size:12pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif"><b><br></b></span></div>
</b></div>
<div style="margin-top:0px;margin-bottom:0px"><b style="color:#06436c;font-size:14pt">
<div style="display:inline!important"><b><br></b></div>
</b></div>
<div style="margin-top:0px;margin-bottom:0px"><b style="color:#06436c;font-size:14pt">
<div style="display:inline!important"><b>Ananda Theertha Suresh</b></div>
</b></div>
<div style="margin-top:0px;margin-bottom:0px">
<div style="color:#333333;font-size:13.3333px;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif">
<div style="color:#06436c;font-size:14pt"><b>
<div><span>Google</span></div>
<br><br></b></div>
<div><span style="color:#09446c;font-size:12pt">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left">
<div style="color:#133a74"><b style="color:#09446c;font-size:12pt"> </b>
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left"><b style="color:#09446c;font-size:12pt"><b style="font-size:12pt"><b style="font-size:12pt"><b style="font-size:12pt"><b style="font-size:12pt">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left"><b style="color:#09446c;font-size:12pt">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left"><b style="color:#09446c;font-size:12pt">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left"><b style="color:#09446c;font-size:12pt">
<div style="color:#133a74">
<div style="font-weight:normal;font-size:16pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:left"><strong>Communication-Efficient and Differentially-Private Distributed Learning</strong></div>
</div>
</b></div>
</div>
</b></div>
</div>
</b></div>
</div>
</b></b></b></b></b></div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
</div>
<div><span style="color:#333333;text-indent:0.5in;font-weight:normal"><br></span></div>
<div style="color:#ff0000;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif">
<div style="color:black;font-weight:normal;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:justify"><b style="color:#09446c;font-size:12pt">
<div style="color:#ff0000;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif">
<div style="color:black;font-weight:normal;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:justify">
<div style="color:black;font-weight:normal;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;text-align:left">
<div style="color:black;font-weight:normal;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;text-align:left"><span>Motivated by the need for distributed learning and optimization algorithms with low communication cost and privacy guarantees, we study communication efficient and differentially-private algorithms for distributed mean estimation. Unlike previous works, we make no probabilistic assumptions on the data. We propose three quantization schemes one of which is optimal up to a constant in the minimax sense i.e., it achieves the best mean square error for a given communication cost.  Furthermore, we show that a modified version of the quantization schemes achieves differential privacy in addition to communication efficiency. We finally demonstrate the practicality of our algorithms by applying them to distributed gradient descent for neural networks, Lloyd&#39;s algorithm for k-means, and power iteration for PCA.</span></div>
<div style="color:black;font-weight:normal;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;text-align:left"><span style="background:white"><b> </b></span></div>
<div style="color:black;font-weight:normal;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;text-align:left"><span><strong>Ananda Theertha Suresh</strong> received the B.Tech. degree from IIT Madras in 2006, and M.S. and Ph.D. degrees from University of California at San Diego in 2012 and 2016, respectively. He is currently a Research Scientist at Google, New York. His research interests lie in the intersection of statistics, machine learning, and information theory.  He is a recipient of the 2015 Neural Information Processing Systems (NIPS) Best Paper Award, 2016 UCSD ECE Department Best Thesis Award, 2017 International Conference on Machine Learning (ICML) Best Paper Honorable Mention, and 2017 Marconi Society Paul Baran Young Scholar Award.</span></div>
<div style="color:black;text-indent:0.5in;font-weight:normal;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;text-align:left"><span style="color:#333333"> </span></div>
<div style="color:black;font-weight:normal;font-family:Verdana,Geneva,Arial,Helvetica,sans-serif;margin-top:0px;font-style:normal;text-align:left"><span>Faculty Host: Venkatesh Saligrama <br> Student Host: Sean Sanchez</span></div>
<br></div>
</div>
</div>
</b></div>
<div style="color:black;font-weight:normal;margin-top:0px;font-style:normal;margin-bottom:0.0001pt;text-align:justify"><br></div>
</div>
</span></div>
</div>
</div>
</div>
</div>
</div></div></td></tr></tbody></table><table class="m_6500235784005646189CC_Divider" style="margin:0px 0px 0px 0px" border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td class="m_6500235784005646189DividerPadding" style="padding:0px 5px 0px 5px;line-height:1px;height:1px" rowspan="1" colspan="1">
 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td class="m_6500235784005646189DividerColor m_6500235784005646189Divider" style="background-color:#306db6;padding-bottom:2px;line-height:1px;height:1px" height="1" bgcolor="#306DB6" rowspan="1" colspan="1" align="center"><img height="1" vspace="0" border="0" hspace="0" width="260" style="display:block" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 </tr>
 </tbody></table>
 </td>
 </tr>
 </tbody></table><a name="m_6500235784005646189_LETTER.BLOCK8"></a><table style="background-color:#e9e9e9;display:table" bgcolor="#E9E9E9" border="0" width="100%" cellspacing="0" cellpadding="0" id="m_6500235784005646189content_LETTER.BLOCK12"><tbody><tr><td style="color:#000000" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"></td><td class="m_6500235784005646189TemplateMainWidth m_6500235784005646189MainText m_6500235784005646189TripleContentPadding" style="padding:11px 0px 0px 0px;color:#333333;width:640px;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<div class="m_6500235784005646189TemplateMaxWidth" style="max-width:640px">
<table class="m_6500235784005646189MSOTableFix" style="display:none!important;border-collapse:collapse" border="0" width="20" cellpadding="0" cellspacing="0" align="left"><tbody><tr><td style="color:#434343" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"></td></tr></tbody></table>
<table class="m_6500235784005646189CC_NoEdit m_6500235784005646189MSOTableFix" style="margin:0px 0px 0px 0px;display:inline-block;vertical-align:top;width:194px;float:none!important;border-collapse:collapse" border="0" width="1" cellpadding="0" cellspacing="0" align="left"><tbody><tr><td class="m_6500235784005646189MainText m_6500235784005646189TripleColumn" style="padding:0px 0px 18px 3px;color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<table class="m_6500235784005646189CC_NoEdit m_6500235784005646189MSOTableFix" style="margin:0px 0px 0px 0px;border-collapse:collapse" border="0" width="188" cellpadding="0" cellspacing="0"><tbody><tr><td class="m_6500235784005646189MainText" style="color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<table border="0" width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:#ffffff;padding:2px;color:#ffffff;font-size:9pt;font-family:Arial,Helvetica,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<table width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:transparent;padding:2px;color:#ffffff;text-decoration:none;font-size:9pt;font-family:Arial,Helvetica,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<table width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:#00b0d4;padding:3px 10px;color:#00619b;text-decoration:none;font-size:11pt;font-family:Calibri,Helvetica,Arial,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<div> <a style="color:rgb(255,255,255);font-weight:bold;text-decoration:none" shape="rect" href="http://r20.rs6.net/tn.jsp?f=001iPGRZY8AtVzsEwBaHgOlIQFaZzhmDRjMbMJ8rC1fGEdl25sv7wBW_mUE0v1DpeIHrCrjetixzAOsn6ltQXrYc9ENm3ijI62BmNWziTBVSvh7fL-H58iI2BHCsQ7dr3G9rjECND-bOXBnFCt5-gnALUAbgEou1KKxltyk5Gb5g4k=&amp;c=Kaa0g-ONBUhn7o632NQNXiPXYlDSQvbThlKy6UIacCm4lPDFdTAeRA==&amp;ch=FXbF4Mt7_WdoEkTRfhpTUlezcIPdE-l3NsLVz3LZvDWwSFjlD2uhvA==" alt="http://bu.edu/systems" target="_blank">VISIT OUR WEBSITE</a></div>
</td></tr></tbody></table>
</td></tr></tbody></table>
</td></tr></tbody></table>
</td></tr><tr><td style="color:#434343;line-height:1px" rowspan="1" colspan="1">
<div style="max-width:5px"><img vspace="0" border="0" hspace="0" style="width:auto!important;max-width:5px" width="5" src="https://imgssl.constantcontact.com/letters/images/1101116784221/S600x1.gif"></div>
</td></tr></tbody></table>
</td></tr></tbody></table>
<table class="m_6500235784005646189CC_NoEdit m_6500235784005646189MSOTableFix" style="margin:0px 0px 0px 0px;display:inline-block;vertical-align:top;width:194px;float:none!important;border-collapse:collapse" border="0" width="1" cellpadding="0" cellspacing="0" align="left"><tbody><tr><td class="m_6500235784005646189MainText m_6500235784005646189TripleColumn" style="padding:0px 0px 18px 3px;color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<table class="m_6500235784005646189CC_NoEdit m_6500235784005646189MSOTableFix" style="margin:0px 0px 0px 0px;border-collapse:collapse" border="0" width="188" cellpadding="0" cellspacing="0"><tbody><tr><td class="m_6500235784005646189MainText" style="color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<table style="background-color:#65a4b6" border="0" width="180" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:#ffffff;padding:2px;color:#ffffff;font-size:9pt;font-family:Arial,Helvetica,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<table width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:transparent;padding:2px;color:#ffffff;text-decoration:none;font-size:9pt;font-family:Arial,Helvetica,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<table width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:#00b0d4;padding:3px 10px;color:#00619b;text-decoration:none;font-size:11pt;font-family:Calibri,Helvetica,Arial,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<div><a style="color:rgb(255,255,255);font-weight:bold;text-decoration:none" shape="rect" href="http://r20.rs6.net/tn.jsp?f=001iPGRZY8AtVzsEwBaHgOlIQFaZzhmDRjMbMJ8rC1fGEdl25sv7wBW_qK5uhZBvNhLK0ULLSu5onNvplt-Ws9Ai2k_TfEG43TYRCkwfwbDvWLw9mtvHZ0WjGGrD9ow5SUmpByI_LFwsmIEo9ewK8vQmGXXIqNXIdn0WrJxnNZuaA6jWcacgrXAaRj_fpv4afHEFij2qdnEPAwv-LBNbu6f_kgA6fvVHAMx&amp;c=Kaa0g-ONBUhn7o632NQNXiPXYlDSQvbThlKy6UIacCm4lPDFdTAeRA==&amp;ch=FXbF4Mt7_WdoEkTRfhpTUlezcIPdE-l3NsLVz3LZvDWwSFjlD2uhvA==" alt="http://www.bu.edu/systems/seminars-events/cise_email_list/" target="_blank">SUBSCRIBE TO LIST</a></div>
</td></tr></tbody></table>
</td></tr></tbody></table>
</td></tr></tbody></table>
</td></tr><tr><td style="color:#434343;line-height:1px" rowspan="1" colspan="1">
<div style="max-width:5px"><img vspace="0" border="0" hspace="0" style="width:auto!important;max-width:5px" width="5" src="https://imgssl.constantcontact.com/letters/images/1101116784221/S600x1.gif"></div>
</td></tr></tbody></table>
</td></tr></tbody></table>
<table class="m_6500235784005646189CC_NoEdit m_6500235784005646189MSOTableFix" style="margin:0px 0px 0px 0px;display:inline-block;vertical-align:top;width:194px;float:none!important;border-collapse:collapse" border="0" width="1" cellpadding="0" cellspacing="0" align="left"><tbody><tr><td class="m_6500235784005646189MainText m_6500235784005646189TripleColumn" style="padding:0px 0px 18px 3px;color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<table class="m_6500235784005646189CC_NoEdit m_6500235784005646189MSOTableFix" style="margin:0px 0px 0px 0px;border-collapse:collapse" border="0" width="188" cellpadding="0" cellspacing="0"><tbody><tr><td class="m_6500235784005646189MainText" style="color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center">
<table style="background-color:transparent" border="0" width="180" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:#ffffff;padding:2px;color:#ffffff;font-size:9pt;font-family:Arial,Helvetica,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<table width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:transparent;padding:2px;color:#ffffff;text-decoration:none;font-size:9pt;font-family:Arial,Helvetica,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<table width="100%" cellpadding="0" cellspacing="0"><tbody><tr><td style="background-color:#00b0d4;padding:3px 10px;color:#00619b;text-decoration:none;font-size:11pt;font-family:Calibri,Helvetica,Arial,sans-serif;text-align:center" rowspan="1" colspan="1" align="center">
<div><a style="color:rgb(255,255,255);text-decoration:none" shape="rect" href="http://ui.constantcontact.com/sa/fwtf.jsp?m=1105614872000&amp;a=1129107038076&amp;ea=ads22%40bu.edu" target="_blank"><strong>FORWARD EMAIL</strong></a></div>
</td></tr></tbody></table>
</td></tr></tbody></table>
</td></tr></tbody></table>
</td></tr><tr><td style="color:#434343;line-height:1px" rowspan="1" colspan="1">
<div style="max-width:5px"><img vspace="0" border="0" hspace="0" style="width:auto!important;max-width:5px" width="5" src="https://imgssl.constantcontact.com/letters/images/1101116784221/S600x1.gif"></div>
</td></tr></tbody></table>
</td></tr></tbody></table>
</div>
</td><td style="color:#000000" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"></td></tr></tbody></table><table style="display:table" border="0" width="100%" cellpadding="0" cellspacing="0" id="m_6500235784005646189content_LETTER.BLOCK13"><tbody><tr><td class="m_6500235784005646189MainText m_6500235784005646189ButtonPadding" style="padding:0px 0px 10px 0px;color:#333333;font-size:10pt;font-family:Verdana,Geneva,Arial,Helvetica,Sans-serif" valign="top" rowspan="1" colspan="1" align="center"><a shape="rect" href="http://r20.rs6.net/tn.jsp?f=001iPGRZY8AtVzsEwBaHgOlIQFaZzhmDRjMbMJ8rC1fGEdl25sv7wBW_qJtpRhhcG7Y8CkN_kKcsxfe-SgyNZuFsnRJ7pgFeROYex7VzjK1oEaFeIOc58BiA2NTD6VZr-a_Bc-0Q-bLGjt9pdxRtN_UC8qpgz4SdKl2eAtQ7rvxs_PKdtlYaHIGN-tS5pQ3VCt6JOKNAoueUl7mDYdr51cM0elLfRztxxXFm1yMU6FmUmvbOt-IqsxDqQ==&amp;c=Kaa0g-ONBUhn7o632NQNXiPXYlDSQvbThlKy6UIacCm4lPDFdTAeRA==&amp;ch=FXbF4Mt7_WdoEkTRfhpTUlezcIPdE-l3NsLVz3LZvDWwSFjlD2uhvA==" alt="http://www.linkedin.com/groups?home=&amp;gid=4282035&amp;trk=anet_ug_hm" target="_blank"><img height="27" border="0" width="160" alt="View our profile on LinkedIn" src="https://imgssl.constantcontact.com/ui/images1/btn_lkdin_160.png" title="View our profile on LinkedIn" align="null"></a></td></tr></tbody></table></td>

 </tr>
 </tbody></table>

 </td>
 </tr>
 </tbody></table>

 </td>
 <td valign="bottom" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 </tr>
 </tbody></table>
 </div>
 </td>
 </tr>
 <tr>
 <td rowspan="1" colspan="1" align="center">
 <div class="m_6500235784005646189TemplateMaxWidth" style="margin-left:auto;max-width:640px;margin-right:auto" align="center">
 <table style="margin-left:auto;margin-right:auto" border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>
 <td valign="bottom" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 <td class="m_6500235784005646189TemplateMainWidth" style="width:640px" valign="top" rowspan="1" colspan="1" align="center">

 <table border="0" width="100%" cellspacing="0" cellpadding="0">
 <tbody><tr>

 <td class="m_6500235784005646189BottomMargin" style="padding:0px 0px 15px 0px" valign="top" width="100%" rowspan="1" colspan="1" align="center">

 

 </td>

 </tr>
 </tbody></table>

 </td>
 <td valign="bottom" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" alt="" src="http://img.constantcontact.com/letters/images/sys/S.gif"></td>
 </tr>
 </tbody></table>
 </div>
 </td>
 </tr>
 </tbody></table>

 </div>
 </div><div id="m_6500235784005646189footerContainer" align="center" style="background-color:#ffffff">
<table style="background-color:#ffffff" border="0" width="100%" cellpadding="0" cellspacing="0" id="m_6500235784005646189footerPanelWrap">
<tbody><tr>
<td rowspan="1" colspan="1" align="center">

<table style="background-color:#ffffff" border="0" width="100%" cellspacing="0" cellpadding="0" id="m_6500235784005646189footerContainer"><tbody><tr><td class="m_6500235784005646189HideInMobile" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"></td><td style="background-color:#ffffff" valign="top" width="610" rowspan="1" colspan="1" align="center"><div style="margin-left:auto;max-width:610px;margin-right:auto" align="center"><table style="margin-left:auto;margin-right:auto" border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td style="padding:15px 10px 15px 10px" valign="top" width="100%" rowspan="1" colspan="1" align="center"><table style="margin-left:auto;margin-right:auto" border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td style="padding-bottom:15px" valign="top" width="100%" rowspan="1" colspan="1" align="center"><div style="color:#5d5d5d;font-size:13px;font-family:Verdana,Geneva,sans-serif" id="m_6500235784005646189LETTER.PHYSICALADDRESS"><span class="m_6500235784005646189FooterColumn">BOSTON UNIVERSITY<span class="m_6500235784005646189HideInMobile">,</span></span><span class="m_6500235784005646189FooterColumn"> 15 Saint Mary&#39;s Street<span class="m_6500235784005646189HideInMobile">,</span></span><span class="m_6500235784005646189FooterColumn"> <wbr>Brookline<span class="m_6500235784005646189HideInMobile">,</span> MA 02446</span></div></td></tr><tr><td valign="top" width="100%" rowspan="1" colspan="1" align="center"><table border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td style="padding-bottom:5px" valign="top" width="100%" rowspan="1" colspan="1" align="center"><div class="m_6500235784005646189FooterText" style="color:#5d5d5d;font-size:12px;font-family:Verdana,Geneva,sans-serif;line-height:1.4"><a class="m_6500235784005646189hideInRplyFwd" style="color:#5d5d5d" shape="rect" href="https://visitor.constantcontact.com/do?p=un&amp;m=001g1gx5u2yZ4wqJ2ijLAWQtQ%3D%3D&amp;ch=b79f11a0-adc4-11e7-9a03-d4ae5275b546&amp;ca=fd6ac55b-0932-4042-9048-ffef9a24de4c" id="m_6500235784005646189unsubscribeLink" target="_blank"><span id="m_6500235784005646189unsubscribeLinkText">SafeUnsubscribe™</span> ads22@bu.edu</a></div></td></tr></tbody></table><table border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td valign="top" width="100%" rowspan="1" colspan="1" align="center"><div class="m_6500235784005646189FooterText" style="color:#5d5d5d;font-size:12px;font-family:Verdana,Geneva,sans-serif;line-height:1.4"><span class="m_6500235784005646189FooterColumn"><a style="color:#5d5d5d" shape="rect" href="http://ui.constantcontact.com/sa/fwtf.jsp?llr=aohq7vfab&amp;m=1105614872000&amp;ea=ads22%40bu.edu&amp;a=1129107038076" id="m_6500235784005646189fwtfLink" target="_blank">Forward this email</a> <span class="m_6500235784005646189HideInMobile">| </span></span><span class="m_6500235784005646189FooterColumn"><a class="m_6500235784005646189hideInRplyFwd" style="color:#5d5d5d" shape="rect" href="https://visitor.constantcontact.com/do?p=oo&amp;m=001g1gx5u2yZ4wqJ2ijLAWQtQ%3D%3D&amp;ch=b79f11a0-adc4-11e7-9a03-d4ae5275b546&amp;ca=fd6ac55b-0932-4042-9048-ffef9a24de4c" id="m_6500235784005646189updateProfileLink" target="_blank">Update Profile</a><span class="m_6500235784005646189HideInMobile m_6500235784005646189hideInRplyFwd"> | </span></span><span class="m_6500235784005646189FooterColumn"><a style="color:#5d5d5d" shape="rect" href="http://www.constantcontact.com/legal/service-provider?cc=about-service-provider" alt="http://www.constantcontact.com/legal/service-provider?cc=about-service-provider" id="m_6500235784005646189privacyLink" target="_blank">About our service provider</a></span></div></td></tr></tbody></table><table border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td style="padding-top:5px" valign="top" width="100%" rowspan="1" colspan="1" align="center"><div class="m_6500235784005646189FooterText" style="color:#5d5d5d;font-size:12px;font-family:Verdana,Geneva,sans-serif">Sent by <a style="color:#5d5d5d" shape="rect" href="mailto:cise@bu.edu" id="m_6500235784005646189sentByEmailLink" target="_blank">cise@bu.edu</a> in collaboration with</div></td></tr></tbody></table></td></tr><tr><td style="padding-top:20px;padding-bottom:20px" valign="top" width="100%" rowspan="1" colspan="1" align="center"><table border="0" width="100%" cellspacing="0" cellpadding="0"><tbody><tr><td style="padding-bottom:5px" valign="top" width="100%" rowspan="1" colspan="1" align="center"><div><a shape="rect" href="http://www.constantcontact.com/index.jsp?cc=PT_MFBLBLU" id="m_6500235784005646189footerLogoLink" target="_blank"><img border="0" width="180" style="display:block;height:auto!important;max-width:100%!important" alt="Constant Contact" src="https://imgssl.constantcontact.com/ui/images1/ctct-logo.png"></a></div></td></tr><tr><td valign="top" width="100%" rowspan="1" colspan="1" align="center"><table border="0" width="128" cellspacing="0" cellpadding="0"><tbody><tr><td valign="top" width="100%" rowspan="1" colspan="1" align="left"><div style="color:#184f8e;font-size:11px;font-family:Verdana,Geneva,sans-serif"><a style="color:#184f8e;text-decoration:none;font-size:11px;font-family:Verdana,Geneva,sans-serif" shape="rect" href="http://www.constantcontact.com/index.jsp?cc=PT_MFBLBLU" id="m_6500235784005646189footerLogoTxtLink" target="_blank">Try it free today</a></div></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></td></tr></tbody></table></div></td><td class="m_6500235784005646189HideInMobile" rowspan="1" colspan="1"><img height="5" vspace="0" border="0" hspace="0" width="1" src="https://imgssl.constantcontact.com/letters/images/sys/S.gif"></td></tr></tbody></table>
</td>
</tr>
</tbody></table>
</div></div></div>
</div><br></div>