• WIN6 co-organized with Shabnam Akhtari, Jennifer Park, and Renate Scheidler.



• Simons symposium on Geometry of Arithmetic Statistics co-organized with Jordan Ellenberg, Ila Varma, and David Zureick-Brown.



• WIN5 co-organized with Wei Ho and Renate Scheidler.



• re:boot Number Theory 2016 co-organized with Heekyoung Hahn, Pirita Pajaanen, Lillian Pierce and Caroline Turnage-Butterbaugh.



• EWM Summer school on Apollonian Circle Packings co-organized with Pirita Pajaanen and Lillian Pierce.



• AIM workshop on Arithmetic statistics over finite fields and function fields co-organized with Chantal David and Jordan Ellenberg.



• WIN-Europe co-organized with Marie José Bertin, Brooke Feigon, and Leila Schneps.



• Twin WiMSoCal (at UCSD) co-organized with Kristin Lauter.



• The special session L-functions and arithmetic geometry co-organized with Kiran Kedlaya at the JMM 2013.
  
  
  
• The special session co-organized with Michelle Manes at the AWM 40th Anniversary conference in September 2011.