Robert Simonson is the author of seven acclaimed books on cocktails and cocktail culture, including The Old-Fashioned, A Proper Drink, 3-Ingredient Cocktails, The Martini Cocktail, Mezcal and Tequila Cocktails, Modern Classic Cocktails, and The Encyclopedia of Cocktails. He has written about cocktails, spirits, and bars for the New York Times since 2009, publishing more words about cocktails than any writer in the history of the newspaper. As such, he was the primary contributor to The New York Times Essential Book of Cocktails. In 2022, he and his wife, Mary Kate Murray, co-founded the well-read Substack newsletter The Mix with Robert Simonson, which was nominated for a Tales of the Cocktail Spirted Award in 2023 and won an IACP Award in 2024. Simonson began writing a cocktail column for The Wall Street Journal in 2024, and also contributes regularly to New York Magazine, Imbibe, Men's Journal, Esquire, and Vinepair.