Most impact investing private wealth holders (High Net Wealth individuals, Family Offices, and Charitable Foundations) wish to maximize their positive net impact, meaning the contribution each investment makes to improved social and environmental conditions, after netting out the unintended negative impacts. Given the state of the field of Impact Measurement and Management (“IMM”), this is a tall order. Comprehensive practices for comparative IMM across investments are still nascent. Yet capital is limited and the problems facing the world are seemingly endless, so impact investors come to see optimizing for impact as critical. As they become more practiced, they hone their…