Oberwolfach 2004
ETH Zurich 2006
Banff 2006
Montreal Lectures, 2006
Research in Pairs, Oberwolfach 2007
Minneapolis 2008
Billera Fest, Cornell 2008
Billera Fest, Cornell 2008
Billera Fest, Cornell 2008
Nachdiplom Lectures, ETH 2009
Osaka 2010
Seville 2010
Focused Research Group, Banff 2010
MSRI Lectures, Berkeley 2010
Oberwolfach 2011
Paris 2014
Bertinoro 2014
Oberwolfach 2015
Oberwolfach 2015
Esztergom 2016
Tokyo 2016
Tel Aviv 2018
Oberwolfach 2018
Dagstuhl 2019
ICERM Brown 2023
ICERM Brown 2023
Jon-Shmuel Halfway to Twelfty, Paris 2023
Jon-Shmuel Halfway to Twelfty, Paris 2023