"Finding Moonshine: A Mathematician's Journey Through Symmetry" by Marcus Du Sautoy is a 400-page paperback book published by HarperCollins Publishers in 2009. Written in English, this book delves into the world of mathematics through the lens of symmetry. Du Sautoy's captivating narrative takes readers on a journey through the mathematical concepts of symmetry, exploring its beauty and applications in various fields. With a focus on making complex math accessible and engaging, this book is a valuable resource for anyone interested in learning more about the wonders of mathematics.