Rudiger N. Lichtenthaler

JOHN M. PRAUSNITZ is Professor of Chemical Engineering at the University of California, Berkeley. A leading consultant on petroleum, natural gas, petrochemicals, cryogenic, and polymeric processes, he has published over 550 research articles. He has twice been named a Guggenheim Fellow, and received the 1997 Arthur K. Doolittle Award from the American Chemical Society.

RüDIGER N. LICHTENTHALER is Professor of Physical Chemistry and Applied Thermodynamics at the University of Heidelberg, Germany.

EDMUNDO GOMES DE AZEVEDO is Associate Professor of Chemical Engineering at the Instituto Superior Técnico, Lisbon, Portugal.