Anthony J. Martinnbsp;is a Professor at Emory University, a paleontologist, geologist, and one of the world's most accomplished ichnologists. He is the co-discoverer of the first known burrowing dinosaur, found the oldest dinosaur burrows in the geologic record, and documented the best assemblage of polar-dinosaur tracks in the Southern Hemisphere. He is the author of two textbooks on dinosaurs and lives in Atlanta, GA.