Nancy Walbridge Collins is an American who specializes in U.S. national security, defense leadership, and military technology.

Dr Collins is the chair of defense and security studies at Columbia University.

She has served as a senior advisor in the U.S. Department of Defense for more than a decade, focusing on national mission priorities and leadership assessments.

She has served as a senior fellow at the Atlantic Council, at West Point, and at Georgetown University's School of Foreign Service.

[5] Collins graduated from the Loomis Chaffee School and served on its Board of Trustees for a decade.