I’m writing this column from Melbourne, Australia, where last Tuesday I watched hundreds of teenagers from various Jewish youth movements—most of them not strictly observant--stay up deep into the night on Shavuot learning and arguing. They had named the rooms in which they held their study sessions after Jewish thinkers: Rosenzweig, Buber, Spinoza. Watching it all, I kept thinking: How many American Jewish eighteen year olds could identify those names, or, for that matter, identify Shavuot? What is Australia doing right that we’re doing wrong