Dr Geoffrey Belknap is Keeper of Science at Technology at National Museums Scotland. He is a historian of photography, science and visual culture in the nineteenth century and a museum professional with particular interests in participatory practice and digital humanities. Between 2017–2022 he was Curator of Photography and Photographic Technology, and later Head Curator, at the National Science and Media Museum (NSMM). He has published in articles and chapters in journals and edited volumes in the history of science, photography and visual culture, including Nature, the British Journal for the History of Science and History of Science. His first monograph, From a Photograph, was published in 2016 with Bloomsbury Press on the history of photography in nineteenth century periodical publication. He has appeared in print, TV and Radio media, including the recent BBC 4 serial broadcast The Art of Innovation