John R. Waldman is a professor of biology at Queens College, CUNY. His current research interests primarily encompass the marine environments in the New York City area, including the New York Harbor and the Hudson River Estuary. Prior to his work at Queens College, Dr. Waldman worked for the Hudson River Foundation for Science and Environmental Research for 20 years. In 2006, he co-edited “The Hudson River Estuary” and “Hudson River Fishes and their Environment.” Dr. Waldman’s recent books include Running Silver: Restoring Atlantic Rivers and their Great Fish Migrations (2013), Still the Same Hawk: Reflections on Nature in New York (2013), and a revision of his award-winning book on New York Harbor, Heartbeats in the Muck: The History, Sea Life, and Environment of New York Harbor (2013).