Jacob Grier is a bartender, spirits and cocktail consultant, writer, and magician based in Portland, Oregon. He is the author of Cocktails on Tap: The Art of Mixing Spirits and Beer, the definitive book on beer cocktails. He is the co-founder of the Brewing Up Cocktails events group and the founder of Aquavit Week. His Portland bartending experience includes The Multnomah Whiskey Library, Expatriate, The Hop and Vine, Metrovino, and the Carlyle, and his writing has appeared in publications such as The Atlantic, Reason, The Daily Beast, and Eater. He also accepts credit and/or blame for popularizing the Bone Luge, a drinking ritual that Anthony Bourdain described as "extremely antisocial and against all standards of decency" before indulging in it himself.