Peter Atkins is a fellow of Lincoln College in the University of Oxford and the author of about seventy books for students and a general audience. His texts are market leaders around the globe. A frequent lecturer in the United States and throughout the world, he has held visiting professorships in France, Israel, Japan, China, and New Zealand. He was the founding chairman of the Committee on Chemistry Education of the International Union of Pure and Applied Chemistry and was a member of IUPAC's Physical and Biophysical Chemistry Division. Peter was the 2016 recipient of the American Chemical Society's Grady-Stack Award for science journalism. Julio de Paula is Professor of Chemistry, Lewis & Clark College. A native of Brazil, Professor de Paula received a B.A. degree in chemistry from Rutgers, The State University of New Jersey, and a Ph.D. in biophysical chemistry from Yale University. His research activities encompass the areas of molecular spectroscopy, biophysical chemistry, and nanoscience. He has taught courses in general chemistry, physical chemistry, biophysical chemistry, instrumental analysis, and writing. James Keeler is Director of Teaching at the Department of Chemistry and Senior Tutor at Selwyn College, University of Cambridge. He is Editor-in-Chief of of the journal Magnetic Resonance in Chemistry, and immediate past-Chairman of the Royal Society of Chemistry's NMR Discussion Group.