Lewis J. Kleinsmith is a Professor of Biology at The University of Michigan, where he has served on the faculty since receiving his Ph.D. from Rockefeller University in 1968. His research interests have included studies of differentiation and growth control in cancer cells, the role of chromosomal proteins in gene eukaryotic gene regulation, and the control of gene expression during development. He is the author of over 130 publications, including the Benjamin Cummings textbook Principles of Cell and Molecular Biology and several educational software programs. Among the honors he has received are a Guggenheim Fellowship, the Henry Russell Award, a Michigan Distinguished Service Award, several citations for outstanding teaching from the Michigan Students Association, a Thurnau Professorship, and a Best Curriculum Innovation Award from the EDUCOM Higher Education Software Awards Competition.