Rajiv Shah is the President of the Rockefeller Foundation. He is a former American government official, physician and health economist who served as the 16th Administrator of the United States Agency for International Development from 2010–2015 under President Obama. He also held many leadership positions at the Bill and Melinda Gates Foundation. Raj chats with the Armchair Expert about the economics of the healthcare system, leading the U.S response to the Ebola outbreak in West Africa and the Rockefeller Foundation's commitment to expand Covid-19 testing. Dax asks what he learned from Bill and Melinda Gates and Raj talks about having to address the crisis in Haiti only 6 days into the job. They two talk about America's interest in expanding American values around the globe, vaccinations and the importance of agriculture in humanitarian efforts.