Ben Stein (full name Benjamin Stein) is a male film director and finance professional. He is the son of Andrew Stein, former President of the New York City Council and Manhattan Borough President, and his second ex-wife Lynn Forester de Rothschild, a businesswoman and CEO of E.L. Rothschild LP. He has a younger brother, Jake Stein, and a half-sister from his father's previous marriage (name unknown). Both Ben and his brother attended the University of Pennsylvania, with Ben graduating in the class of 2008. Publicly available information about his professional output as a film director remains extremely limited, with no verified films, production credits, or achievements identified despite extensive searches; he has been photographed attending the Tribeca Film Festival with his mother. He appears to have a career in finance as Benjamin Stein, co-founder and managing partner of the hedge fund Spruce House Capital Management (also referred to as Spruce House Partnership), which faced issues in 2023. He serves on boards including The Africa Center, Only One (Director of the Board), and Colliers International. Recent mentions place him at high-profile political fundraisers, such as a 2025 Hamptons event hosted at his father's home. He is explicitly not the well-known actor, economist, and commentator Ben Stein (born 1944), who is the son of economist Herbert Stein.