Chris Grey is an international award winning photographer, instructor, author and owner of Christopher Grey Studios, (Minneapolis, MN, USA) who has specialized in advertising, portrait and fine art photography for over three decades. Current advertising clients include The Home Depot, Midwest Dairy Association (Got Milk?) and ClearChannel Communications. Grey also writes monthly columns on professional lighting tips and techniques for ShootSmarter.com and ProPhotoResource.com, free sites loaded with information for digital photographers. He is the author of numerous photography books, including CANON DSLR: The Ultimate Photographers Guide, also from Focal Press.