Gary Clark, an active Texas birder, is professor, former dean, and former vice president at Lone Star College–North Harris County. He writes the weekly nature column for the Houston Chronicle and is the author of six books, including Book of Texas Birds.
Nature photographer Kathy Adams Clark, owner of KAC Productions, is past president of the North American Nature Photography Association. Her photographs have appeared in numerous magazines, books, and calendars, including Texas Parks & Wildlife, Texas Highways, Birder’s World, The New York Times, and National Geographic. She is the author of Photographing Big Bend National Park: A Friendly Guide to Great Images and provided the photographs for Book of Texas Birds. The Clarks reside in The Woodlands, Texas.