David Eisenbud is an American mathematician known for his work in algebraic geometry and commutative algebra. He has made significant contributions to the understanding of Hilbert schemes and intersection theory. Eisenbud has also served as a professor at University of California, Berkeley and has held various leadership roles in mathematical organizations. In addition to his research, Eisenbud is recognized for his efforts in mathematics education and outreach. He has authored several influential books, including The Geometry of Schemes, which aims to make complex mathematical concepts more accessible. His work continues to inspire both students and professionals in the field of mathematics.