This doctor was a public health pioneer, a visionary in the medical treatments of his day, and a relatively radical voice against the entrenched establishment...but do we only remember him because of this one secret? Maren tells Greg a story that traverses the globe and challenges all our assumptions. Show notes, sources, and transcript can be found at https://linktr.ee/surprisinglybrilliant Learn more about your ad-choices at https://www.iheartpodcastnetwork.com