Alan Stewart is Reader in Ecology at the University of Sussex, where he teaches and carries out research that is mainly focused on insect communities, insect conservation, invasive species and habitat restoration. He has been running the UK national recording scheme for Auchenorrhyncha (leafhoppers and related groups; www.Ledra.co.uk) since 1987. He co-wrote the most recent key and checklist for the Auchenorrhyncha (Wilson et al. 2015) and is currently revising the IUCN Red List categories for all species in the group. He runs annual leafhopper identification workshops for the Field Studies Council and the British Entomological & Natural History Society.
Alan co-authors the annual bugs column in the wildlife reports.