Kim Walker trained as a medical herbalist, and now specialises in the history of plant medicines. She is currently working on a PhD on cinchona at the Royal Botanic Gardens, Kew. She is on the committee of the Herbal History Research Network, the British Society for the History of Pharmacy and is a member of the Association of Foragers. She is the co-author of The Handmade Apothecary (Kyle Books, 2017) and The Herbal Remedy Handbook (Kyle Books, 2019). Mark Nesbitt is curator of the Economic Botany Collection at the Royal Botanic Gardens, Kew, and his research centres on botany and empire in the nineteenth century, and on the history and current day management of botanical collections. He is the co-author of Curating Biocultural Collections (Kew Publishing, 2014) and The Botanical Treasury (Andre Deutsch, 2016).
