His work has focussed on the geographies of heritage, and he has contributed to some key heritage debates, including processual understandings of heritage, extending the temporal depth of heritage, the outlining of heritage-landscape and heritage-climate change relations and the opening up of hidden memories through oral history. His recent works include The Future of Heritage as Climates Change: Loss, Adaptation and Creativity (edited with Jim Perry, 2015), Commemorative Spaces of the First World War: Historical Geography at the Centenary (edited with James Wallis, 2017), and ‘Critical heritage debates and the commemoration of the First World War: productive nostalgia and discourses of respectful reverence’, in Helaine Silverman et al (eds) Heritage in Action (2017).