Conversing onstage with an AI persona she created just for this talk, Mariana Lin, one of the principal writers for the voice of Siri, shares what she's learned designing artificial personalities -- and calls on tech companies to get more creative when bringing AI to life in all its messy, complicated glory.

Rethinking social relationships and community of the future via the study of an ancestral food, kefir, where millions of organisms live in a symbiotic relationship that crosses through time and through the many diverse cultures who have utilized it.