President, Argyros Family Foundation
WHY: Controls the giving for Argyros family, which counts estimated wealth of $2.6B.
RECENT: $20M gift to Segerstrom Center for the Arts for 1-year-old Julianne and George Argyros Plaza, being used for variety of family-friendly events. It is among numerous recent gifts to philanthropic and community efforts, both in OC and elsewhere.
NOTABLE: An avid fly-fisher.