You’ve read all of your free items this month. To register, get added benefits and unlimited access to articles, Become a Member. Already a Member? Sign in. Advertising Age Article Abstract Former TBWA Creative Exec O'Neill Named Chief Creative Officer at Startup Theranos Silicon Valley Company's Mission: Affordable, Accessible Health Infomation By Ann-Christine Diaz, Published on July 17, 2014 2 Want more Access, Content & Connections? Upgrade to Membership. We are glad you are enjoying Advertising Age. To get uninterrupted access and additional benefits, become a member today. Become a Member Already a member? Log in.