Sarah Jeffery leads Vitol Foundation's health focused grant and investment portfolio which supports early and growth stage organisations and social enterprises in underserved and underfunded contexts growing the community-based care, mental health, health workforce development and financial protection arms of the portfolio most recently.She joined Vitol Foundation in 2014 and her background spans the nonprofit and public sectors, including years as a nurse in the UK and South Sudan and then a number of years as a health focused development practitioner specialising in last mile primary care access and behaviour change in multiple contexts. She sits on the executive committees of the Risk Pool Fund and the Big Bang Philanthropy Network and received her MPH from the London School of Hygiene and Tropical Medicine.