Daphne Keller directs the Program on Platform Regulation at Stanford's Cyber Policy Center, and was formerly the director of intermediary liability at the Center for Internet and Society at Stanford Law School. Her work focuses on platform regulation and Internet users' rights. She has published both academically and in popular press; testified and participated in legislative processes; and taught and lectured extensively. Her recent work focuses on legal protections for users’ free expression rights when state and private power intersect, particularly through platforms’ enforcement of terms of service or use of algorithmic ranking and recommendations. Until 2015 Daphne was associate general counsel for Google, where she had primary responsibility for the company’s search products. She worked on groundbreaking intermediary liability litigation and legislation around the world and counseled both overall product development and individual content takedown decisions.