The “Missing Manual Series” book on Photoshop CS4 by Lesa Snider is a comprehensive textbook designed for high school students, adults, and vocational school students interested in computer graphics and digital media, with a focus on photography. Published by O’Reilly Media, Incorporated in 2009, this illustrated paperback book in English covers the basics of Photoshop CS4 in an accessible and beginner-friendly manner. With its 1st edition publication, this text aims to help users navigate the software effectively and master various techniques in digital photography and computer graphics.