Dr Sara Stevenson is Chief Curator of the Scottish National Photography Collection, which she set up in the National Galleries of Scotland in 1984. Since then, she has been responsible for building the collection, researching into the history of Scottish photography and exhibiting the work discovered. Her doctorate in the photography of David Octavius Hill and Robert Adamson was published as The Personal Art of David Octavius Hill (Yale) in 2002 when it won the International Center of Photography's Infinity Award. She is now working on the great Glasgow photographer, Thomas Annan. Dr Duncan Forbes is Senior Curator of Photography at the National Galleries of Scotland. A nineteenth-century specialist, he also writes on aspects of contemporary photography, with recent articles and reviews appearing in the Oxford Art Journal, History Workshop Journal, Portfolio, History of Photography and Third Text. Recent curatorial projects include Joanna Kane's Somnambulists and Dieter Appelt's Forth Bridge - Cinema/Metric Space. He is currently finishing a book on the early Scottish photographer John Muir Wood, titled Holding the World Together Within.