The spread of HIV/AIDS across Africa has had a devastating effect for decades. Richard Wamai, assistant professor of African American studies, is researching how a range of interventions — particularly male circumcision — can offer hope for the continent’s future in HIV prevention.
Mobile and mapping technologies are helping reveal good news about Chicago’s food deserts: They have shrunk 11.2 percent in the past four years as retailers have found ways to serve fresh meat, fruit and vegetables in neighborhoods on the South and West sides with no easy access to supermarkets.
Among students of the contemporary metropolis, “food deserts” have become a widely known problem. The term is generally used to describe urban neighborhoods where there are few grocers selling fresh produce, but a cornucopia of fast-food places and convenience stores selling salty snacks (though, strictly speaking, the term can be applied to rural or suburban areas, too).