William N. Ryerson is Founder and President of Population Media Center (PMC) (www.populationmedia.org), an organization that strives to improve the health and wellbeing of people around the world through the use of entertainment-education strategies. He also serves as Chair of The Population Institute in Washington, DC (www.populationinstitute.org), which works in partnership with Population Media Center. PMC creates long-running serialized dramas on radio and television, in which characters evolve into role models for the audience resulting in positive behavior change. The emphasis of the organization's work is to educate people about the benefits of small families, encourage the use of effective family planning methods, elevate women's status, prevent exploitation of children, promote avoidance of HIV infection, and promote environmentally sustainable behaviors.

Mr. Ryerson has a half-century history of working in the field of reproductive health, including three decades of experience adapting the Sabido methodology of social change communications to various cultural settings worldwide.

Ryerson received a B.A. in Biology (Magna Cum Laude) from Amherst College and an M.Phil. in Biology from Yale University (with specialization in Ecology and Evolution). He served as Director of the Population Institute's Youth and Student Division, Development Director of Planned Parenthood Southeastern Pennsylvania, Associate Director of Planned Parenthood of Northern New England and Executive Vice President of Population Communications International before founding Population Media Center in 1998.