Hood Thabit receives consulting fees and speaker honoraria from Eli Lilly, and reports having received research support from Dexcom Inc. Charlotte Boughton has received consulting fees from CamDiab. Julia K. Mader is a member on the advisory board of Abbott Diabetes Care, Boehringer Ingelheim, Becton‐Dickinson, Eli Lilly, Medtronic, NovoNordisk A/S, Prediktor A/S, Roche Diabetes Care and Sanofi‐Aventis, and has received speaker honoraria from Abbott Diabetes Care, Becton‐Dickinson, Dexcom, Eli Lilly, MSD, NovoNordisk A/S, Roche Diabetes Care, Sanofi, Servier and Ypsomed. Mark Evans is a clinical triallist with and/or has served on advisory boards and/or received speakers/writers fees from Medtronic, Dexcom, Abbott Diabetes Care, Roche, Astra Zeneca, Novo Nordisk, Eli Lilly, Zucara, Pila Pharma and Imcyse Pharma. Lalantha Leelarathna has received personal fees from Abbott Diabetes Care, Dexcom, Insulet, Medtronic, Novo Nordisk and Sanofi. Malgorzata E. Wilinska reports patents related to closed‐loop and being a consultant at CamDiab. Alice Gregory was CEO of Sleep Universal Ltd (2022) and an advisor for a project initially sponsored by Johnson's Baby. She is a consultant for Perrigo (2021+). She receives royalties for two books Nodding Off (Bloomsbury Sigma, 2018) and The Sleepy Pebble (Flying Eye, 2019). She has another contract with Lawrence King Publishers (publication due 2023). She is a regular contributor to BBC Focus magazine and has contributed to other outlets (such as The Conversation, The Guardian and Balance Magazine). She occasionally receives sample products related to sleep (e.g., blue light blocking glasses) and has given a paid talk to a business (Investec). She is a specialist subject editor at JCPP (sleep), for which she receives a small honorarium. She has contributed a paid article to Neurodiem. Roman Hovorka reports receiving speaker honoraria from Eli Lilly, Dexcom and Novo Nordisk, receiving licence and/or consultancy fees from B. Braun and Abbott Diabetes Care, patents related to closed‐loop, and being director at CamDiab. Martin K. Rutter, Womba Mubita, Jose Rubio and Catherine Fullwood declare no competing financial interests.