Greg White Greg White, CPA, taught for 14 years as an adjunct professor for Golden Gate University. He’s admitted to practice before the United States Tax Court. He is a founder and shareholder, in WGN PS in Seattle, WA. He has been named a Top 50 IRS Representation Practitioner in the U.S. by CPA Magazine and has taught for a number of professional organizations. Greg enjoys the technical side of tax, but also likes to have fun in class.