About the Author
JOHN B. HUDSON is Professor of Materials Engineering in the Department of Materials Science and Engineering at the Rensselaer Polytechnic Institute, where he has taught since 1963. Dr. Hudson maintains a research program in the thermodynamics and kinetics of surface processes, and is the author of over 80 papers in this field. He is currently engaged in developing a course sequence linking freshman chemistry and materials engineering, and in applying interactive learning techniques to the teaching of engineering and science.