text: Klein, a British native, was naturalized in the United States in 1993. Klein obtained a B.Sc. from the University of Bristol in 1961, followed by a Ph.D. in 1964. His research career includes the fields of chemistry and physics. Klein was a CIBA-Geigy Research Fellow of Physics at the University of Genoa in Italy from 1964-1965. Then went on to complete his chemistry research as an ICI Research Fellow at the University of Bristol from 1965-1967. His education and career then moved to the United States in 1967 where he served as a Research Associate of Physics at Rutgers University in New Jersey.