Derek Brown (born September 21, 1974) is an American entrepreneur, writer and bartender (a term he prefers tomixologist). In addition to being a leader in the classic cocktail movement, he is an expert on the history and culture of spirits and drinks. Brown travels the world teaching seminars on the importance of alcohol in shaping our society, and learning about regional and local variations of spirits and drinks. He owns bars Columbia Room, The Passenger, Mockingbird Hill, Eat the Rich, and Southern Efficiency in Washington, D.C..