Sarah Teacher is the Co-Chief Executive Officer of the Impact Investing Institute. She leads relationships with the Institute’s external partners and oversees both the endowments with impact programme and the family offices with impact programme. At the Institute she has previously been involved in key projects on sizing the UK’s impact investing market and encouraging institutional investors to deliver place-based impact investing. She previously held positions at Consultant at Sancroft International, an international sustainability consultancy focused on the social, environmental and ethical risks faced by major businesses; an Associate at On Purpose, a one-year programme for early-career professionals identified as future leaders in social enterprise and Director for Next Generation Philanthropy at the Institute for Philanthropy, leading workshops for philanthropists interested in increasing the impact of their giving. She was at Lendlease Europe where she was Social Impact Investment Manager. Prior to her work at Lendlease Sarah worked in roles at the intersection of social impact, sustainability and private capital – be that corporate investment or philanthropic. She graduated from Lady Margaret Hall College, Oxford, with a first-class degree in Modern History, and obtained an MPhil in Development Studies from Clare College, Cambridge. She serves as a Director of Rockefeller Philanthropy Advisors and its European Chair.