# 2016

**University of Pennsylvania theory lunch, Simons Institute in Berkeley, Quarterly Northwestern theory workshop. **pdf video# 2015

**Midwest theory day, IAS CSDM seminar, STOC 2015, MIT theory colloquium, Simons symposium, Simons A&G annual meeting. **pdf video# 2014

**Banff approximation workshop, STOC 2015. **pdf video**Dagstuhl Seminar 2014, Max-Planck distinguished speaker series. **pdf**Cargèse workshop on combinatorial optimization. **pdf# 2013

**New York area theory day, TCS+ online seminar series, EPFL theory colloquium. **pdf video**Isaac Newton Institute. **pdf video**Banff workshop on computational complexity, Simons Institute in Berkeley, SIAM Discrete Mathematics Meeting. **pdf video# 2012

**RWTH Aachen summer school on semidefinite optimization. **pdf**Algorithmic Frontiers Workshop at EPFL, SIAM Discrete Mathematics Meeting. **pdfwith Prasad Raghavendra. **STOC 2012 Workshop on Unique Games Conjecture. **pdf **Georgia Tech theory seminar, Princeton CS theory lunch. **pdf# 2011

**FOCS 2011, Fields institute, Barriers workshop in Princeton, SDP Day at CWI. **pdf# 2010

**FOCS 2010, UC Berkeley theory seminar. **pdf video