A managing member in a Seattle area CPA firm, Stephen L. Nelson specializes in serving Subchapter S corporations and their owners. He has an MBA in finance from the University of Washington and an MS in tax from Golden Gate University. A former adjunct professor at Golden Gate University’s graduate tax school, he is also the author of the bestselling books QuickBooks for Dummies and Quicken for Dummies and the tax monograph Maximizing Section 199A Deductions.