Allen Downey is the author of several books about programming, statistics, and data science, including Think Python, Think Stats, and Probably Overthinking It. He is Professor Emeritus at Olin College and Principal Data Scientist at PyMC Labs.

His work explores how data and statistical methods can help us understand the world, with a particular emphasis on Bayesian methods, social science, and communicating quantitative ideas to a broad audience. He also writes the Probably Overthinking It blog.