Vaccines. They're a big topic of conversation right now. But who discovered them? Who gave the first one? And what was the rather effective method around for hundreds of years before them?? Greg tells Maren a (rather gross) story of pus, pox parties, and… cuckoos? It's a tale that travels from China, through Turkey, to a small town in Gloucestershire, and asks if the ‘father of immunology’ - Edward Jenner - really earned that title. Show notes, sources, and transcript can be found at https://linktr.ee/surprisinglybrilliant Learn more about your ad choices. Visit megaphone.fm/adchoices