From his start as founding President of eBay, Jeff Skoll has had a track record of launching businesses that result in positive social change. In 1999, he created the Skoll Foundation, which takes an entrepreneurial approach to philanthropy by investing in and connecting the world's most promising social entrepreneurs to effect lasting, positive social change worldwide. He founded Participant Productions, now Participant Media, in 2004. Skoll serves as chairman of both Participant Media and the Skoll Foundation. He has also launched the Skoll Urgent Threats Fund, a new organization that will identify and support innovative high-impact initiatives to combat nuclear proliferation, climate change, water scarcity, pandemics and Middle East conflict. Skoll became a Ploughshares Fund advisor in 2009.