John Waldman is an aquatic conservation biologist with a particular interest in diadromous fishes and river restoration. He joined the faculty of Queens College as a tenured professor of Biology in 2004; for the previous 20 years he was employed by the Hudson River Foundation for Science and Environmental Research. He received his Ph.D. in 1986 from the Joint Program in Evolutionary Biology between the American Museum of Natural History and the City University of New York. Dr. Waldman has authored more than 100 scientific articles and edited volumes; numerous essays in the New York Times, Yale Environment 360, and elsewhere; and several popular books, including Heartbeats in the Muck: the History, Sea Life, and Environment of New York Harbor; Still the Same Hawk: Reflections on Nature in New York; and most recently Running Silver: Restoring Atlantic Rivers and their Great Fish Migrations. He lives with his family in walking distance to Long Island Sound in Sea Cliff, NY.