If you love gin, but your expertise stops at “and tonic,” consider furthering your studies at Our Fathers, Allston’s favorite gin bar. On Saturday, August 31st, they’re holding a Gin 102 class that focuses on Old Tom gin. From 3:00-5:00pm, you can dive into the history, origin, and flavor profile of this alternative to London Dry. Your class includes a heady lineup of 12 gins to taste, as well as a G&T to keep you hydrated and snacks from the kitchen to keep your blood sugar at ideal learning levels. It’s $50 for the whole shebang; click here to sign up.