IPA Director Julie Peachey, who oversees the Poverty Probability Index, a household-level poverty measurement tool used by hundreds of organizations around the world to measure their reach and impact on poor and low-income households, gave a presentation on Feedback-Powered Impact Investing at Feedback Summit 2017. Other discussants at the session included Brian Trelstad (Bridges Fund Management), Tom Adams (Acumen), Steve Goodall (OutSell Inc), and David Barkan (Keystone Accountability).