David B. Weishampel is professor in the Center for Functional Anatomy and Evolution at The Johns Hopkins University. His research focuses on dinosaur evolution and how dinosaurs function and he is particularly interested in herbivorous dinosaurs and the dinosaur record of Europe. Among his many publications he is senior editor of The Dinosauria and has contributed to a number of popular publications including acting as consultant to Michael Crichton in the writing of The Lost World, the inspiration for Steven Spielberg's film Jurassic Park.