The definitive account of the Everests of mathematics--the seven unsolved problems that define the state of the art in contemporary math

Keith Devlin is a Senior Researcher and Executive Director at Stanford's Center for the Study of Language and Information, a Consulting Professor in the Department of Mathematics, and a co-founder of the Stanford Media X research network. National Public Radio's "Math Guy," he is the author of over twenty-five books. He lives in Stanford, California.