Deborah Bial (born 1965) is an education strategist, the founder and president of the Posse Foundation and a trustee of Brandeis University. Bial is known for the concept of her foundation, which is to send groups of around ten students to collaborating colleges so that they can support each other and achieve a greater success rate. She is also known for the Bial–Dale College Adaptability Index, an activity-based test of college readiness that incorporates Lego play. She was one of the 2007 winners of the MacArthur "Genius" awards and is a frequent speaker at college graduations.