Aquarium WorksEd Roberson Born and raised in Pittsburgh, Ed Roberson worked in the area's steel mills, in an advertising graphics agency, and as a research assistant in limnology, studying inland and coastal freshwater systems on trips to Alaska and Bermuda. His scientific research, and his role in the Explorers Club of Pittsburgh's South America expeditions, led him to a job working with exotic underwater animals. For several years in the late 1960s, he was