Author: J. Jeffrey Peirce Ph.D. in Civil and Environmental Engineering from the University of Wisconsin at Madison, P Aarne Vesilind, Ruth Weiner Ph.D. in Physical Chemistry from Johns Hopkins University
Author: Janick Artiola, Ian L. Pepper - University of Birmingham B.Sc. in Chemistry 1970<br> - Ohio State University M.S. in Soil Biochemistry 1972<br> - Ohio State University Ph.D. in SOil Microbiology 1975, Mark L. Brusseau