Shabbos Kestenbaum is a graduate student at Harvard University, researching the intersections between between public policy and contemporary Jewish life in the United States. He has testified before Congress and is the lead plaintiff against Harvard University alleging pervasive and systemic antisemitism.

Shabbos is the founder and President of the Harvard Divinity School Jewish Student Association and active member of both Harvard Chabad and Harvard Hillel. Shabbos graduated Summa Cum Laude from Queens College, where he served as its Hillel President and Student Senator.