Mattan Griffel

Mattan Griffel is an Assistant Professor of Professional Practice at Columbia Business School and an Innovation Fellow at the Lang Center for Entrepreneurship based in New York. As a two-time Y Combinator-backed entrepreneur, he co-founded One Month, an online coding bootcamp, and Ophelia, a digital healthcare platform for opioid addiction treatment. He studied philosophy and finance at New York University, completing his thesis under philosophers David Chalmers and Ned Block. Recognized on the Forbes 30 Under 30 list in Education, Griffel has taught technical skills to thousands of MBA students over four years and authored Python for MBAs. His instructional programs have reached professionals at major corporate institutions, including Goldman Sachs, JPMorgan, and Bloomberg. His current focus centers on bridging the gap between business leadership and technical execution through entrepreneurship education, startup advising, and healthcare innovation.