David Lintern is an award-winning photographer and writer, an average mountaineer and a below average runner. He has previously been a cinema projectionist, a sound engineer, a youth music worker and a university lecturer, founded a small refugee charity and fundraised for the John Muir Trust. After a lifetime spent in cities he now lives in the Cairngorms, writes about the uplands, and both guides and teaches outdoor photography. The Big Rounds is his first book and his website is www.davidlintern.com.

Stefan Durkacz cut his backpacking teeth at a young age in the Cairngorms. He continues to explore far and wide throughout the Scottish hills north and south of the central belt and has a special fascination with old hill tracks. He lives in Edinburgh with his wife, Gwenda, two daughters and a West Highland terrier.