For #BlackHistoryMonth, let us celebrate the ongoing life and accomplishments of Willetta Greene-Johnson, one of the first African American women in the U.S. to receive a PhD in theoretical physics—and composer of the lead song in a Grammy-winning album! 🎢🧪⚛️ #WomenInSTEM https://www.luc.edu/physics/storiesandnews/archive/facultyprofile-willettagreene-johnson.shtml