If there were an Oprah Book Club for science, research, and education, books and journals published by John Wiley & Sons might be frequently featured. The company publishes scientific, technical, and medical works, including journals and reference works such as Current Protocols and Kirk-Othmer Encyclopedia of Chemical Technology. In total, it publishes more than 1,600 journal titles. It also produces professional and nonfiction trade books, and is a publisher of college textbooks. The firm publishes the For Dummies how-to series, too. Wiley has publishing, marketing, and distribution centers in North America, Europe, Asia, and Australia.