Gideon Stein (born December 19, 1971 in Washington, DC) is an entrepreneur, philanthropist and real estate developer. He is the founder and CEO of the digital literacy company LightSail Education, treasurer of Chalkbeat and a member of the board of directors of New Classrooms, an innovative next generation instructional model. He is the former vice chairman of the board of Success Charter Network, the high performing charter management organization in New York City