Diane Levin joined First 5 California in 2008 and serves as the agency's Chief Deputy Director. In addition to directing the agency's day-to-day operations, her primary responsibilities include establishing and implementing internal policies that provide for the governance of the agency's policies, programs, systems, services, security, and public relations. Prior to her appointment as Chief Deputy Director, she served as an ex officio member of the First 5 California State Commission representing the Governor's Office of the Secretary of Education (OSE).

In early 2007, Diane Levin was appointed by Governor Arnold Schwarzenegger to serve as Policy Director for OSE. In that role, her work included leading and coordinating the development of the Governor's education policy agenda.

Prior to her OSE appointment, Diane worked in the California Department of Education (CDE), where she was the Administrator of the No Child Left Behind Implementation Office, where her responsibilities included coordination of NCLB efforts throughout the Department and with school districts, in addition to the development and oversight of the Department's Categorical Program Monitoring (CPM) process. Before that, she worked in the Superintendent's Executive Office at CDE during both the O'Connell and Eastin administrations. For most of her tenure at CDE, she served as a language arts consultant and was one of the authors of the 1999 Reading-Language Arts Framework.

Diane is a credentialed teacher and completed her graduate work in the area of Reading instruction.