Craig M BethkeCraig M. Bethke is the R. E. Grim Professor emeritus at the University of Illinois and principal author of The Geochemist's Workbench(R) software. He is recipient of the M. King Hubbert, O. E. Meinzer, and Waldemar Lindgren awards. Drawing on a four-ecade career in industry, academia, consulting, and entrepreneurship, he is an authority on multicomponent chemical modeling. Read More Read Less