Dr. Monica Sweeney, chairperson of Health Policy and Management at SUNY Downstate Medical Center, tells students at Brooklyn College about the success achieved in protecting infants in New York City from HIV. “In 2015, as far as we know, not one baby in New York City was born infected,” she said. Sweeney spoke at a May 12 conference that underlined the importance of public health policy. Radhika Viswanathan reports for Brooklyn News Service.