Jacob Harold joined GuideStar as president and CEO in October 2012 and is responsible for the strategic execution of the GuideStar mission, fundraising to support this mission, and acting as the liaison with GuideStar's board of directors. He joins GuideStar from The William and Flora Hewlett Foundation, where he oversaw $30 million in grants to build a stronger infrastructure for smart philanthropy. Prior to that Jacob was a strategy consultant with The Bridgespan Group, where he supported organizations working in education reform and aging. He spent several years working to address climate change, first in the United States as a grassroots organizer with Green Corps and as a campaigner for Rainforest Action Network and Greenpeace USA, then as a consultant for the David and Lucile Packard Foundation in New Delhi, India. Earlier in his career, he was the organizing director for Citizen Works, a Washington, D.C.-based nonprofit focused on corporate governance issues. Harold received a BA summa cum laude from Duke University, where he designed his own major in ethics and intellectual history, and earned an MBA from Stanford's Graduate School of Business with a certificate in Public Management. He also trained in business strategy with Bain and Company, studied complex systems science in Beijing at the Chinese Academy of Sciences, and completed the School for International Training's Tibetan Studies Program. Harold was born and raised in Winston-Salem, North Carolina, where his parents ran small community-based nonprofit organizations.