John W. Hill received his B.S. in Chemistry and Mathematics from Middle Tennessee State University in 1957 and a Ph.D. in Organic Chemistry from the University of Arkansas in 1961. Following three years at Northeast Louisiana State College, he joined the faculty of the University of Wisconsin-River Falls in 1963. He served 13 years as Chair of the Department of Chemistry. In 1985 Pe was chosen Outstanding Faculty Member, Sciences and Mathematics. In 1989 he received the Robert C. Brasted Award for Outstanding College Teaching. A long-time member of the College Chemistry Consultants Service, he has served as a consultant at more than 40 colleges and universities. He is the author of several books, including Chemistry for Changing Times (with Doris K. Kolb) and Chemistry and Life: An Introduction to General, Organic, and Biological Chemistry (with Stuart Baum and Rhonda Scott-Ennis). He has also written a children's mystery book, The Crimecracker Kids and the Bake Shop Break-in (with Marilyn D. Duerst). Ralph Petrucci received his B.S. in Chemistry from Union College and his Ph.D. from the University of Wisconsin-Madison. Following several years of teaching, research, consulting, and directing NSF Institutes for Secondary School Science Teachers at Case Western Reserve University, Professor Petrucci joined the planning staff of the new California State University campus at San Bernardino in 1964. There, in addition to his faculty appointment, he has served as Chairman of the Natural Sciences Division and Dean of Academic Planning. Professor Petrucci, now retired from teaching, is the author of several books, including General Chemistry: Principles and Modern Applications, 8th edition, with William S. Harwood and F. Geoffrey Herring.