Ellen F. Siminoff has been a member of our Board of Directors since February 2020 and became Executive Chair of the Board in October 2024. Ms. Siminoff joined the board of Take-Two Interactive, Inc., a leading game developer, in May 2022, following Take-Two s combination with Zynga, where she served since June 2012. She also serves on the board of Follett Corporation, a partner of K-12 schools and districts, since August 2022, and Verifone, the pre-eminent global payments platform, since March 2021. Ms. Siminoff also serves on the Board of Overseers of the Hoover Institution at Stanford University, since September 2022. Ms. Siminoff s previous board experience also includes Shmoop University, Inc., an educational publishing company, SolarWinds Inc., a provider of downloadable, enterprise-class network management software, Discovery Education, Inc., an educational curriculum provider, Mozilla Corporation, the makers of Firefox browsers, and the President s Advisory Committee at Princeton University. She also served as a founding executive at Yahoo! from February 1996 to February 2002. Ms. Siminoff holds an A.B. degree in Economics from Princeton University and an M.B.A. from the Stanford Graduate School of Business. We believe Ms. Siminoff is qualified to serve as a member of our Board of Directors because of her experience as a long-tenured media and technology executive and board member.