Jeffrey Glassberg

Jeffrey Glassberg is an American biologist and author. Following a distinguished academic career he pioneered and patented work in DNA Fingerprinting. Later he founded the North American Butterfly Association (NABA) and is the leading proponent of moving interest in butterflies from hobbyist collecting and nets to butterflying with binoculars and cameras. He has written a number of field guides as well as numerous articles. Provided by Wikipedia