Events Conferences and Workshops Springfest in honor of Vera Serganova, March 2021. Mathematical Midrasha in the Negev for university students, February 2020. Mathematical Lion, BGU, October 2019. Geometry in the Spring: a mini-conference on geometry in BGU, May 2019. Mathematical Midrasha in the Negev for university students, February 2019. Superalgebra Day in BGU, December 2018. Hafirot in BGU, October 2018. Young Algebra Day, July 2017. Hafirot in BGU, July 2017. Seminars I am a co-organizers of a joint BGU-BIU-WIS seminar, STARS. Math Olympiads I help organize the biannual Tournament of Towns.