Jeanne L. McHale is Professor Emerita at Washington State University, where her research is devoted to the study of molecular aggregates and nanomaterials relevant to solar energy conversion. She is a fellow of the American Association for the Advancement of Science and the author or coauthor of more than 100 publications. In addition to Molecular Spectroscopy, she co-edited the Handbook of Luminescent Semiconductor Materials with Leah Bergman, published by Taylor & Francis in 2011.