BU Events Calendar Alumni Association (October 19 through December 31) Friday, October 28 12:45 PM EH Gijs van Seventer Seminar: The Global Burden of Disease attributable to ambient air pollution: Estimates of current burden and 25-year trends from the GBD 2015 study Tuesday, December 6 3:00 PM Global Health: Challenges in Cancer Care Thursday, December 8 5:00 PM BUVA Demo Day