Stanley A. Salzman is a long time resident of Sacramento, California. Stan has taught Business Math, Marketing, and Real Estate courses at American River College in Sacramento for 35 years. He says, “Some of my greatest moments in teaching have been seeing the look on the face of a student who understands a business math concept or idea for the first time.” He is the author of *Business Mathematics* and *Essential Mathematics*, and is coauthor of *Basic Mathematics*. Source: [About the Author](https://www.abebooks.com/9780134697222/Business-Mathematics-Clendenen-Gary-0134697227/plp)