Daniela Riva Knauth, Ph.D. is a Professor of Social Medicine at the Federal University of Rio Grande do Sul, Porto Alegre. She is a trained medical anthropologist with expertise in gender and the sexual and reproductive health of people living with HIV. Dr. Knauth’s research is on the forefront of identifying contexts of risk for heterosexual HIV transmission in Brazil, with a focus on risk dynamics and barriers to care among both women and men. She has successfully participated in numerous research collaborations with Dr. Regina Maria Barbosa over the past 16 years, including publishing peer-reviewed manuscripts and conducting studies among women living with HIV to understand contextual nuances of the epidemic in Porto Alegre and São Paulo, Brazil.