Gary Regan was a respected author, bartender, and consultant in the world of cocktails and spirits. Born in England in 1951, he later moved to the United States where he became a key figure in the cocktail renaissance of the late 20th and early 21st centuries. Regan wrote several influential books on bartending and mixology, including "The Joy of Mixology," which is renowned for its deep insight into cocktail construction and bartender-customer dynamics. He was known for his expertise in the history and culture of cocktails, as well as his charismatic personality and distinctive teaching style. Regan also wrote for various food and drink publications and was highly regarded for his contributions to the industry until his passing in November 2019. His work continues to influence both professional bartenders and cocktail enthusiasts around the world.