Diversity Festival Schedule Tuesday’s Diversity Festival will be held from 10:30 a.m. to 3 p.m. at the Event Center. Here is the lineup of events: 10:30: Welcome: Rossmoor General Manager Jeff Matheson, Walnut Creek Mayor Pro-Tem Matt Francois and Mayor Kevin Wilk, and Irene Williams, German Club-Stammtisch 10:50: Cultural Textile Presentation: African-Americans & Friends, Entre Amigos,