… at the Yale Center for Business and the Environment (CBEY). From events to internships to mentorship and beyond, Heather strives to develop and showcase meaningful ways people can … at the Yale Center for Business and the Environment (CBEY). From events to internships to mentorship and beyond, Heather strives to develop and showcase meaningful ways people can … at the Yale Center for Business and the Environment (CBEY). From events to internships to mentorship and beyond, Heather strives to develop and showcase meaningful ways people can …