Joseph C. Mazur (born in the Bronx in 1942) is Professor Emeritus of Mathematics at Marlboro College, in Marlboro, Vermont. He holds a B.S. from Pratt Institute, where he first studied architecture. He spent his junior year in Paris, studying mathematics in classes with Claude Chevalley and Roger Godement and returned to Pratt to earn a B.S. in mathematics. From there he went directly to M.I.T to receive his Ph.D. in mathematics (algebraic geometry) in 1972. He has held a Visiting Scholar position at M.I.T and several Visiting Professor positions at The Mathematics Institute of the University of Warwick.