David Ball (PhD Rice University) is a retired Professor of Chemistry at Cleveland State University. His specialty is physical chemistry, which he taught at the undergraduate and graduate levels. About 50 percent of David’s teaching was in general chemistry, including chemistry for non-science majors; general, organic, and biological chemistry; and general chemistry for science and engineering majors. In addition to several texts with FlatWorld, Professor Ball is also the author of two math review books for general and physical chemistry students, a physical chemistry textbook, and three books on spectroscopy. His publication list includes over 240 items, evenly distributed between research papers and articles of educational interest.