Thomas Anthony Garrity (born 1959) is an American mathematician. He teaches at Williams College, where he is the Webster Atwell Class of 1921 Professor of Mathematics. Early life and education Thomas Anthony Garrity born in 1959 in the United States. He completed his bachelor's degree in mathematics at the University of Texas at Austin in 1981. He attended Brown University for doctoral studies, completing a PhD in mathematics in 1986 under the supervision of professor William Fulton. Garrity's doctoral thesis was titled On Ample Vector Bundles and Negative Curvature. Career Garrity is currently a professor of mathematics at Williams College, where he has taught since 1989. Bibliography His notable books include: Algebraic Geometry: A Problem Solving Approach All the Mathematics You Missed Algebraic Geometry: A Problem Solving Approach The United States of Mathematics Presidential Debate References External links Website Mathematics Genealogy Project American mathematicians 1959 births Living people University of Texas at Austin alumni Brown University alumni Williams College faculty