Roger Stewart has been researching the life of Burchell for 15 years. He is a truant from medicine, academic clinical physiology and commercial business, and currently researches and publishes on African maps and their associated history. His collection of essays inspired by maps, A Cape Odyssey, was published in 2021, and his curated collections of miniature maps have been acquired by the University of South Afria (Unisa) and Stanford University Library. He deals in historical maps of Africa, and is a representative of the International Map Collectors’ Society in South Africa, Chair of the Friends of the Cape Medical Museum and Cape Bibliophile Society, and a member of the Washington Map Society and the Royal Society of Southern Africa.
Marion Whitehead is an author, travel writer and freelance photojournalist with a keen interest in natural and cultural history. She first followed Burchell’s tracks while working as assistant editor at Getaway magazine and has subsequently traced parts of his journeywhile researching articles for other magazine. She is also the author of 'South Africa’s Favourite Passes & Poorts' and 'Visitor’s Guide: Flower Route'. A dedicated gardener, she is a member of the Botanical Society of South Africa and the Wildlife and Environment Society of South Africa.