Entertainment Software Association Foundation appoints Sue Madden, former director of the Gannett Foundation for the USA Today Network, as executive director ... Prelude Security, threat exposure management platform, hires Josha Stella, ex-Trellix, as vice president-cloud security ... Skyhigh Security taps Ken Schock, ex-Oomnitza, as chief revenue officer, and promotes Thyaga Vasudevan to executive vice president-product.