Home › Authors › Richard L. Guerrant 👤 Richard L. Guerrant b. 1943 ยท 6 books Biography American physician, medical school professor, and medical researcher, specializing in infectious diseases and tropical medicine. Books by Richard L. Guerrant Appendices for Notes from a Di Appendices for Notes from a Diarrhea Doc 2022 Evolution of Evolution Evolution of Evolution 2021 Tropical infectious diseases 2011 Enfermedades Infecciosas Tropicales 2001 At the edge of development 1996 Helicobacter Pylori in Peptic Helicobacter Pylori in Peptic Ulcerations and Gastritis 1991