2021 Public Events Join us for public events on Saturdays July 10, 17, and 24 at 12pm-1pm ET / 9am-10am PT. July 10 Math Chats: A Conversation with Tanya Garcia and Keisha Cook Free registration here. July 17 Perseverance Panel Free registration here. July 24 Public Lecture by Olivia Prosper Free registration here.