Dr. Roger J. Lederer is Professor Emeritus of Biological Sciences at California State University, Chico, whose expertise is ecology and ornithology. He has published over thirty scientific research papers and twelve books and been consulted by the BBC, National Geographic, National Public Radio, the Guinness Book of World Records, The New Yorker, ABC News, and many other organizations, publications, and individuals for authoritative information on birds. He has traveled to over 100 countries and been a guest speaker and naturalist on many cruise ships.
