Best-selling author Allen Downey is a professor with over 20 years of college-level teaching experience. He helped start Olin College, a new engineering school with the mission to create an innovative curriculum and to transform engineering education. Downey has written numerous books about programming including the best-selling Think Python, as well as several other titles that use computation to explain topics in math, science, and engineering. He has a Ph.D. in Computer Science from the University of California, Berkeley.