Dr. David Sadava is Adjunct Professor of Cancer Cell Biology at the City of Hope Medical Center in Duarte, CA, and the Pritzker Family Foundation Professor of Biology, Emeritus, at The Claremont Colleges. Professor Sadava graduated from Carleton University as the science medalist with a B.S. with first-class honors in biology and chemistry. A Woodrow Wilson Fellow, he earned a Ph.D. in Biology from the University of California, San Diego. Following postdoctoral research at the Scripps Institution of Oceanography, he joined the faculty at Claremont, where he twice won the Huntoon Award for Superior Teaching and received numerous other faculty honors. He has been a visiting professor at the University of Colorado and at the California Institute of Technology. Professor Sadava has held numerous research grants and written more than 55 peer-reviewed scientific research papers, many with his undergraduate students as coauthors. His research concerns resistance to chemotherapy in human lung cancer, with a view to developing new, plant-based medicines to treat this disease. He is the author or coauthor of five books, including the recently published 10th edition of a leading biology textbook, Life: The Science of Biology, as well as a new biology textbook, Principles of Life.