How did Darwin gather data for his work? What do his surviving letters reveal about him, both as a man and as a scientist? He often seems like a solitary figure, but was this really the case? This album looks at the Darwin Correspondence project, an enormous endeavour that has been running for over thirty years. Today the project web site contains over five thousand letters, and there are plans to more than double that number. Shelley Innes, a historian of science and Alison Pearn, the assistant director of the Darwin Correspondence project, talk about the letters and how in particular they...