<div dir="ltr"><div class="gmail_default" style="font-size:small"><div class="gmail_default"><font style="font-family:arial,sans-serif;color:rgb(0,0,0);vertical-align:inherit"><font style="vertical-align:inherit"><b>When:</b>    </font></font><font style="vertical-align:inherit"><font style="vertical-align:inherit"><font style="color:rgb(0,0,0)">    Monday</font><span class="gmail_default" style="font-family:arial,sans-serif;color:rgb(0,0,0)">,<span style="background-color:rgb(255,255,255)"> January 30th</span></span><font style="color:rgb(0,0,0)"> at</font><b style="color:rgb(0,0,0)"> <u><font face="arial, sans-serif">11:30</font></u></b><b><u><font color="#000000" face="arial, sans-serif"> a</font></u></b><b><u><font color="#000000" face="arial, sans-serif">m CT</font></u><font color="#000000"><font face="arial, sans-serif"> </font><font face="verdana, sans-serif">  </font></font></b></font></font><br></div><div class="gmail_default"><p style="color:rgb(80,0,80);font-variant-numeric:normal;font-variant-east-asian:normal;font-stretch:normal;line-height:normal;margin:0px"><font face="arial, sans-serif" color="#000000"><font style="vertical-align:inherit"><font style="vertical-align:inherit"><b><span style="background-color:rgb(255,255,0)"><br></span></b></font></font></font></p><div class="gmail_default"><font face="arial, sans-serif"><b><font color="#500050">Where:       </font></b><font color="#000000">Talk will be given </font><font color="#000000" style="font-weight:bold"><u>live, in-person</u></font><font style="color:rgb(80,0,80);font-weight:bold"> </font><font style="color:rgb(80,0,80)">at</font></font></div><p class="MsoNormal" style="margin:0in;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><font color="#500050">               </font><font color="#000000">    TTIC, 6045 S. Kenwood Avenue</font></font></p><p class="MsoNormal" style="margin:0in;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif" color="#000000">                   5th Floor, Room 530<b> </b></font></p><p class="MsoNormal" style="margin:0in;color:rgb(80,0,80);line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><b><span style="color:black"><br></span></b></font></p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><b style="color:rgb(60,64,67);font-family:Roboto,Arial,sans-serif;letter-spacing:0.2px;white-space:pre-wrap">Virtually:</b><span style="font-size:14px;color:rgb(60,64,67);font-family:Roboto,Arial,sans-serif;letter-spacing:0.2px;white-space:pre-wrap">    <i>via</i> Panopto </span>(<b><a href="https://uchicago.hosted.panopto.com/Panopto/Pages/Viewer.aspx?id=a2093eb5-a01d-4901-8757-af94001ec02f" target="_blank">livestream</a></b><span style="font-size:14px;color:rgb(60,64,67);font-family:Roboto,Arial,sans-serif;letter-spacing:0.2px;white-space:pre-wrap">)</span><br></p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;color:rgb(80,0,80);line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><br></font></p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><font face="arial, sans-serif"><font style="vertical-align:inherit"><font style="vertical-align:inherit"><font style="color:rgb(80,0,80)"><b>Who: </b> </font><font color="#500050" style="color:rgb(80,0,80)">    </font><font color="#000000"><font color="#500050">    </font></font></font></font></font>Benjamin Eysenbach, Carnegie Mellon</p><p class="MsoNormal" style="margin:0in 0in 0.0001pt;color:rgb(80,0,80);line-height:normal;background-image:initial;background-position:initial;background-size:initial;background-repeat:initial;background-origin:initial;background-clip:initial"><br></p><div class="MsoNormal" align="center" style="margin:0in 0in 8pt;font-size:11pt;text-align:center;line-height:15.6933px;font-family:Calibri,sans-serif"><hr size="2" width="100%" align="center"></div><div><p style="color:rgb(60,64,67);letter-spacing:0.2px;white-space:pre-wrap"><b style="color:rgb(34,34,34);letter-spacing:normal;white-space:normal">Title</b><span style="color:rgb(34,34,34);letter-spacing:normal;white-space:normal">:          Self-Supervised Reinforcement Learning</span></p><p>


</p></div></div><div class="gmail_default"><b>Abstract</b>: Reinforcement learning (RL) promises to harness the power of machine learning to solve sequential decision making problems, with the potential to enable applications ranging from robotics to chemistry. However, what makes the RL paradigm broadly applicable is also what makes it challenging: only limited feedback is provided for learning to select good actions. In this talk, I will discuss how we have made headway of this challenge by designing a class of self-supervised RL methods, ones that can learn skills for acting using unsupervised (reward-free) experience. These skill learning methods are practically-appealing and have since sparked a vibrant area of research. I'll also share how we have answered some open theoretical questions in this area.<br></div><div class="gmail_default"><br></div><div class="gmail_default"><b>Bio</b>: Benjamin <span>Eysenbach</span> a final-year PhD student at Carnegie Mellon University. His research has developed machine learning algorithms for sequential decision making. His algorithms not only achieve a high degree of performance, but also carry strong theoretical guarantees, are typically simpler than prior methods, and draw connections between seemingly disparate areas of ML and CS. Ben is the recipient of the NSF and Hertz graduate fellowships. Prior to the PhD, he was a resident at Google Research and studied math as an undergraduate at MIT.<br></div><div class="gmail_default"><br></div><div class="gmail_default"><b>Host:</b> <a href="mailto:mcallester@ttic.edu" target="_blank">David McAllester</a><br></div><div class="gmail_default"><br></div><div class="gmail_default"><br></div><div class="gmail_default"><br></div><div class="gmail_default"><br></div></div><div><div dir="ltr" data-smartmail="gmail_signature"><div dir="ltr"><div><span style="font-family:arial,helvetica,sans-serif;font-size:x-small">Mary C. Marre</span><br></div><div><div><font face="arial, helvetica, sans-serif" size="1">Faculty Administrative Support</font></div><div><i><font face="arial, helvetica, sans-serif" color="#3d85c6" size="1"><b>Toyota Technological Institute</b></font></i></div><div><i><font face="arial, helvetica, sans-serif" color="#3d85c6" size="1">6045 S. Kenwood Avenue, Rm 517</font></i></div><div><font size="1"><i><font face="arial, helvetica, sans-serif" color="#3d85c6">Chicago, IL  60637</font></i><br></font></div><div><font size="1"><i><font face="arial, helvetica, sans-serif" color="#3d85c6">773-834-1757</font></i></font></div><div><b><i><a href="mailto:mmarre@ttic.edu" target="_blank"><font face="arial, helvetica, sans-serif" size="1">mmarre@ttic.edu</font></a></i></b></div></div></div></div></div></div>