My Brain Is Open by Harold Schechter

The Mathematical Journeys of Paul Erdos

A lively portrait of legendary mathematician Paul Erdős, tracing his peripatetic, possession-free life devoted entirely to collaborative problem solving and the pursuit of elegant proofs. Through vivid anecdotes and clear explanations, it introduces the culture of modern mathematics—Erdős numbers, midnight problem sessions, and the global network of colleagues—while conveying the excitement of combinatorics, number theory, and graph theory. The narrative highlights his quirks, generosity, and relentless curiosity, showing how his eccentric lifestyle fostered a unique, enduring influence on the mathematical community.