Oliver Green is a transport historian who has written widely on the history of public transport in London, and in particular on the art and design of London Transport. He is the former head curator and now research fellow at the London Transport Museum. Oliver is a Fellow of the Royal Society of the Arts (FRSA), a museums advisor to Arts Council England and lectures regularly to societies and museums including the Victoria & Albert Museum, London.

Benjamin Graham won the prestigious UK Landscape Photographer of the Year competition in 2017. He is a club-circuit lecturer, an international photo-tour leader and a residential course photography tutor at West Dean College, West Sussex. His work is inspired by the beauty of the UK's coast, its countryside and its architecture.