Join the Gender and Sexuality Center for an AIDs talk entitled "Odds Stacked Against Us." Sister Sheila Flynn, a Dominican sister missioned in South Africa since 1988, and Tozi Precious Mokoba, a South African mother and wife, will be speaking. The talk is scheduled for Wednesday, Nov. 30, from 4 to 5:30 p.m. at the Center for Community (C4C), room 350.