In our series “Why Public Health?” we ask Harvard T.H. Chan School of Public Health students and alumni to talk about what drew them to the field. Jeremiah Zhe Liu, MS ’15, wants to develop more precise information on the impact of air pollution on people’s health and hopes to use that knowledge...

In our series “Why Public Health?” we ask Harvard T.H. Chan School of Public Health students and alumni to talk about what drew them to the field. Kimberly Chang, MPH ’15, worked with refugee communities at a health center in Oakland, California, some of them teenage girls involved in sexual...

In our series “Why Public Health?” we ask Harvard T.H. Chan School of Public Health students and alumni to talk about what drew them to the field. Selasi Dankwa, PhD ’15, took an early interest in infectious diseases like malaria and cholera, a part of everyday life in her home country of Ghana....