From his blog:
Michael Clark is an internationally published outdoor photographer specializing in adventure sports, travel, and landscape photography. His editorial and corporate clients include National Geographic, Sports Illustrated, Outside, Men's Journal, Outdoor Photographer, Digital Photo Pro, Climbing, Nike, Nikon, Adobe, Patagonia, Pfizer and DuPont to name just a few.
Michael has just published his awesome, 21-page
Spring 2008 Newsletter in PDF form. It packs some great photography and great writing. Check out
the back issues too.