“Professional Portrait Retouching Techniques for Photographers Using Photoshop” is a textbook from the Voices That Matter Ser. authored by Scott Kelby. Published in 2011 by Pearson Education, this trade paperback explores various techniques for digital portrait retouching using Adobe Photoshop. With a focus on computers and photography, this book covers a range of topics including computer graphics, digital media, and general photography techniques. It is a valuable resource for photographers looking to enhance their skills in portrait retouching and editing.