Adrian Tan is a lawyer and author from Singapore. He is best known as the writer of the fiction novels The Teenage Textbook and The Teenage Workbook, which were bestsellers in Singapore in the late-1980s. Tan wrote the two novels while he was an undergraduate student at the National University of Singapore. While at university, Tan represented NUS as a debater in international competitions and on televised debates in Singapore. More recently, he has appeared as a guest judge on the International Emmy Award-nominated debate TV show The Arena on Mediacorp Channel 5, and as a regular judge on the debate show Bridging Asia on Channel NewsAsia. Tan is currently a lawyer with Stamford Law in Singapore, specialising in intellectual property and information technology law.