Call for effective therapies for preventing dementia in people with type 2 diabetes.

Competing Interests: TTvS has received research operating funds from the Dutch Diabetes Foundation (fellowship grant number 2021.81.004) and the European Foundation for the Study of Diabetes. JAL has received research operating funds from the National Institutes of Health (NIH); received royalties or licenses from Springer; acted as a consultant or speaker and received honoraria from Merck KGaA; received support for attending meetings and/or travel from Wolters Kluwer and Merck KGaA; participated on a data safety monitoring board for an NIH sleep study; has an unpaid role as vice-president of the board of ARC Fort Washington Senior Center; has received drugs for an NIH-funded clinical trial from EMD Serono; and received a stipend from Wolters Kluwer for a role as Editor in Chief of the journal Alzheimer's Disease and Associated Disorders. MS has acted as a consultant or speaker and received honoraria from Astellas and Eli Lilly. TC-Y has received research operating funds from Medtronic, Merck Sharp & Dohme (MSD), and Novo Nordisk and has acted as a consultant or speaker and received honoraria from Sanofi, Novo Nordisk, Geffen Medical, AstraZeneca, Boehringer Ingelheim, Eli Lilly, and MSD. HCG has received research operating funds from Sanofi, Eli Lilly, Novo Nordisk, Merck & Co, Abbott Laboratories, Hanmi Pharmaceutical, Boehringer Ingelheim, and Pfizer and has acted as a consultant or speaker and received honoraria from Pfizer, Carbon Brand, Bioling, Sanofi, Eli Lilly, AstraZeneca, Novo Nordisk, Zuellig Pharma, DKSH Holding, Jiangsu Hanson Pharma, Boehringer Ingelheim, and Abbott Laboratories. NS has received research operating funds from AstraZeneca, Boeringher Ingelheim, Novartis, and Roche Diagnostics and has acted as a consultant or speaker and received honoraria from Abbott Laboratories, AbbVie, Amgen, AstraZeneca, Boeringher Ingelheim, Eli Lilly, Hanmi Pharmaceutical, Janssen Pharmaceuticals, Menarini Ricerche, Novartis, Novo Nordisk, Pfizer, Roche Diagnostics, and Sanofi. GJB has acted as a consultant or speaker and received honoraria from Nestlé Health Science. LJL declares no competing interests.