VICTOR A. BENDERSKII was born in 1938 in Leningrad (St. Petersburg). He graduated from Moscow State University in 1959 with a degree in chemistry and earned a PhD from the Institute of Chemical Physics in 1972. He is currently Professor of Chemistry at Moscow State University and the Director of the Department of Photoelectrochemistry and Cryochemistry at the Institute for Chemical Physics in Chernogolovka, Russia. In 1989 he was the winner of the State Prize of the USSR. DMITRII E. MAKAROV was born in 1968. He graduated from the Moscow Institute of Physics and Technology in 1990 and earned a Candidate of Sciences degree in theoretical physics from the Institute of Chemical Physics in 1993. He is currently a postdoctoral research associate at the University of Illinois at Urbana-Champaign.CHARLES A. WIGHT is Associate Professor of Physical Chemistry at the University of Utah, Salt Lake City A recipient of an Alfred P. Sloan Fellowship (1990-1992), he received his PhD from the California Institute of Technology in 1982, and was a postdoctoral research associate at the University of Colorado from 1982 to 1984.

• From Thermal Activation to Tunneling. One-Dimensional Models. Two-Dimensional Tunneling. Chemical Dynamics in the Presence of a Heat Bath. Hydrogen Transfer. Tunneling Rotation. Vibration--Rotation Tunneling Spectroscopy of Molecules andDimers. Heavy Particle Transfer. Conclusion. References. Indexes.