Castlereagh Room, Fisher Building, St Johns College, Cambridge, CB2 1TP 2013-02-26 19:00: What is the most pressing problem facing the developing world today and what are the solutions? (Ms Kat Harrison, Social Impact & Research Manager of Solar Aid; Mr Brian Sims, Independent Consultant; Mr Stephen Gerrard, PhD student ) 2022-01-31 16:00: How mathematicians can help save the world from the next pandemic. (Maria Gutierrez Guillen (University of Cambridge)) 2022-02-22 16:00: Out of Scope, Out of Mind: Expanding Frontiers for Fairness Paradigms in ML (Serena Wang (UC Berkeley))