Adrian Dingle is a chemistry educator and author, with a total of 22 years of experience teaching in the United States and the United Kingdom. He is the creator of the award-winning chemistry website, www.adriandingleschemistrypages.com. The focus of his teaching career has been on preparing students for standardized tests, AP® and SAT Subject Tests(tm) in the United States, with an emphasis on A2/AS levels in the United Kingdom, and International Baccalaureate in both countries. He lives in Atlanta, Georgia, where he teaches at The Westminster Schools. He holds a B.Sc. (Hons.) Chemistry, and a Postgraduate Certificate in Education, both from the University of Exeter in England.