Maira Caleffi is the chief of Breast Center at Moinhos de Vento Hospital in Porto Alegre, Brazil. In addition, Maira works as volunteer chair leader for City Cancer Challenge in her hometown, and the local leader of Integrated Cancer Control Initiative in Latin America. She holds a Ph.D. in Medicine from the University of London and a post-doctorate in Genetics and Cancer from Vanderbilt University, Nashville, USA. Maira is also the founder and volunteer president of FEMAMA and IMAMA.