… group and network that you form with the Center for Business and Environment at Yale (CBEY) staff. The program has achieved all of those goals and more.” Marymegan, a rising … needed if we hope to scale up clean energy operations. Above all, I'm grateful for the CBEY network. My mentor, Rob Klee , has helped me explore my professional goals and pointed … group and network that you form with the Center for Business and Environment at Yale (CBEY) staff. The program has achieved all of those goals and more.” Marymegan, a rising …