We thank those who have given their time to referee for Diabetologia, all of whom are listed on our website (https://diabetologia-journal.org/about-the-journal/referees/). Special thanks are due to our key referees, listed below, who have each provided at least three timely and well-rated reports over the past year.

Achenbach, P; Neuherberg

Aguayo-Mazzucato, C; Boston

Ahmed, O; Stockholm

Andersson, O; Stockholm

Beyerlein, A; Munich

Birukov, A; Nuthetal

Caicedo, A; Miami

Chen, P; Hobart

Clark, A; Oxford

Couper, J; North Adelaide

Das, A; Albuquerque

Dauriz, M; Boston

Del Prato, S; Pisa

Donath, MY; Zürich

Dotta, F; Siena

Egan, AM; Rochester

Eizirik, DL; Brussels

Ellervik, C; Copenhagen

Eriksson, JW; Uppsala

Frier, BM; Edinburgh

Goedecke, JH; Tygerberg

Gomez-Tourino, I; Santiago de Compostela

Gorus, FK; Brussels

Hadaegh, F; Tehran

Hamilton-Williams, EE; Woolloongabba

Harding, JL; Atlanta

Hayashi, Y; Nagoya

Hermanns, N; Bad Mergentheim

Hoek, A; Amsterdam

Ibsen, DB; Aarhus

Idevall-Hagren, O; Uppsala

Idris, I; Derby

Jeffcoate, W; Nottingham

Jessen, N; Aarhus

Johnson, JD; Vancouver

Jones, AG; Exeter

Khamis, A; Lille

Kucharska-Newton, A; Chapel Hill

Kundu, S; Nashville

Kunutsor, SK; Bristol

Lernmark, Å; Malmö

Leslie, RDG; London

Lind, L; Uppsala

Long, AE; Bristol

Malik, RA; Doha

Mallone, R; Paris

Mannucci, E; Florence

Martin, G; Manchester

Mather, KJ; Indianapolis

Meek, CL; Cambridge

Mulvihill, EE; Ottawa

Nauck, MA; Bochum

Pan, Q; Washington

Pesta, D; Cologne

Peters, S; London

Peters-Samuelson, B; Bronx

Piemonti, L; Milan

Pietzner, M; Cambridge

Pigeyre, M; Hamilton

Prieur, X; Nantes Cedex 1

Pugliese, A; Miami

Qi, Q; Bronx

Redondo, MJ; Houston

Rickels, M; Philadelphia

Rieg, Timo; Tampa

Rijnhart, J; Tampa

Ringholm, L; Gentofte

Rosengren, A; Malmö

Schlesinger, S; Düsseldorf

Schulze, MB; Nuthetal

Sharp, S; Cambridge

Shiota, M; Nashville

Skog, O; Uppsala

Slieker, R; Leiden

Solimena, M; Dresden

Solinas, G; Gothenburg

Stefan, N; Tübingen

Steinle, J; Detroit

Stenvers, DJ; Amsterdam

Tan, T; London

Trischitta, V; Rome

Tura, A; Padova

van de Bunt, M; Copenhagen

van de Ven, P; Utrecht

Varga, T; Copenhagen

Wang, CY; Wuhan

Weir, GC; Boston

Wendt, A; Lund

Wentworth, J; Parkville