"Option Valuation Under Stochastic Volatility: With Mathematica Code" by Alan L. Lewis is a textbook that delves into the complex world of option valuation under stochastic volatility. Published by Finance Press in 2000, this book is a valuable resource for students and professionals interested in probability, statistics, and economics. The inclusion of Mathematica code adds an interactive element to the learning experience, making it a dynamic and informative read for those looking to deepen their understanding of this important subject area.