Dr. Peter H. Raven is director of the Missouri Botanical Garden and Englemann Professor of Botany at Washington University. Dr. Raven oversees the Garden's internationally recognized research program in tropical botany, one of the most active in the world in the study and conservation of imperiled habitats. A distinguished scientist, Dr. Raven is a member of the National Academy of Science and the National Research Council, and is a MacArthur and a Guggenheim fellow. He has received numerous honors and awards for his botanical research and work in tropical conservation.
In addition to coauthoring this text with Dr. George Johnson, Dr. Raven has authored fifteen other books and more than 450 articles.