As Executive Director, Greg oversees all aspects of the Access to Nutrition Initiative (ATNI). Over the past two decades, Greg has established private-public partnerships that improve health and nutrition in emerging markets. Most recently, he served on the Global Executive Team of Drugs for Neglected Diseases initiative (DNDi) engaging two dozen pharmaceutical companies in partnership. Prior to this, he led strategy at ThinkWell, a global health organization. From 2011 until 2019, Greg held several leadership roles at the Global Alliance for Improved Nutrition (GAIN), including Director, Policy & Financing and Director, Food Fortification. During this time, he oversaw a portfolio that reached approximately one billion people with nutritious foods, and he led the establishment of a multimillion-dollar impact investment facility (The N3F). Since joining ATNI as ED in 2022 he led the development of a new five-year strategy and established new initiatives in policy and investor engagement. Greg holds an MSc (Distinction) from the University of Bath and has previously served on the Boards of the Iodine Global Network and the Food Fortification Initiative.