The names of James Watson and Francis Crick are inextricably linked with the discovery of the DNA double helix. And if you’ve been paying attention, you’ll know that credit is also due to Rosalind Franklin, Maurice Wilkins and Ray Gosling too.But what about Elwyn Beighton, Fred Griffith or Rudolf Signer? In this episode we’re unwinding history to uncover some of the less well-known stories behind the discovery of the structure and function of DNA.Full show notes, transcript, music credits and references online at GeneticsUnzipped.comFollow us on Twitter @GeneticsUnzipGenetics Unzipped is written and presented by Kat Arney with additional scripting and research by Emily Nordvang and audio production by Hannah Varrall. This podcast is produced by First Create the Media for the Genetics Society - one of the oldest learned societies in the world dedicated to supporting and promoting the research, teaching and application of genetics.