Peter R. Griffiths, PhD, is a Professor of Chemistry at the University of Idaho. He has published over 250 papers on various aspects of vibrational spectroscopy; most of his research is oriented towards solving problems by infrared and Raman spectroscopy. He has also edited eight books on this subject. He teaches several courses on aspects of infrared spectroscopy with Dr. de Haseth, and is the director of the workshops that are held every summer at Bowdoin College. He has won numerous awards including the SSP Award and the Bomem-Michelson Award.

James A. de Haseth, PhD, is a Professor of Chemistry at the University of Georgia. He has worked with FT-IR spectrometers for over thirty years and has published and lectured extensively on their operation and performance.