… through Net Impact. While at Yale, Abby worked with Social Finance to build out the firm’s sustainability and resilience-focused Pay for Success portfolio. She also spent a summer … through Net Impact. While at Yale, Abby worked with Social Finance to build out the firm’s sustainability and resilience-focused Pay for Success portfolio. She also spent a summer … through Net Impact. While at Yale, Abby worked with Social Finance to build out the firm’s sustainability and resilience-focused Pay for Success portfolio. She also spent a summer …