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, Peter; Neuherberg

Ahmad, Shafqat; Uppsala

Alam, Uazman; Liverpool

Beulens, Joline WJ; Amsterdam

Beyerlein, Andreas; Munich

Brouwers, Martijn CGJ; Maastricht

Chakrabarti, Subrata; London

Cinar, Ali; Chicago

Colman, Peter G; Melbourne

Cormont, Mireille; Nice

Desoye, Gernot; Graz

Dhatariya, Ketan; Norwich

Dhawan, Sangeeta; Duarte

Eliasson, Lena; Malmö

Eriksson, Jan W; Uppsala

Evans-Molina, Carmella; Indianapolis

Franks, Paul W; Malmö

Grant, Maria; Birmingham

Hansen, Torben; Copenhagen

Hernandez, Teri; Aurora

Irace, Concetta; Catanzaro

Ismail, Heba M; Indianapolis

James, Eddie A; Seattle

Knip, Mikael; Helsinki

Kristensen, Peter L; Hillerød

Kundu, Suman; Nashville

Lean, Michael; Glasgow

Leibowitz, Gil; Jerusalem

Ljubimov, Alexander; Los Angeles

Long, Anna E; Bristol

Lowe, William; Chicago

Ludvigsson, Johnny; Linköping

Lyssenko, Valeriya; Bergen

Madsbad, Sten; Hvidovre

Magkos, Faidon; Frederiksberg

Malik, Rayaz A; Doha

Mandrup-Poulsen, Thomas; Copenhagen

Marselli, Lorella; Pisa

Martin, Glen; Manchester

Mashili, Fredirick; Dar Es Salaam

McCrimmon, Rory; Dundee

Meek, Claire L; Cambridge

Mittendorfer, Bettina; Columbia

Morgan, Noel G; Exeter

Morieri, Mario L; Padova

Nauck, Michael A; Bochum

Noordam, Raymond; Leiden

Nyström, Thomas; Stockholm

O'Neal, David N; Melbourne

Ozkan, Bige; Baltimore

Pan, Qing; Washington

Pankow, James; Minneapolis

Park, Kyu-Sang; Wonju

Parrizas, Marcelina; Barcelona

Peters, Anne L; Los Angeles

Prieur, Xavier; Nantes Cedex 1

Ravier, Magalie A; Montpellier

Rickels, Michael; Philadelphia

Ripa, Rasmus; Copenhagen

Rossing, Peter; Gentofte

Rustenbeck, Ingo; Braunschweig

Schlesinger, Sabrina; Düsseldorf

Selvarajah, Dinesh; Sheffield

Semnani-Azad, Zhila; Boston

Sharp, Stephen; Cambridge

Sims, Emily K; Indianapolis

Slieker, Roderick; Leiden

Stefan, Norbert; Tübingen

Steinle, Jena; Detroit

‘t Hart, Leen M; Leiden

Tavakoli, Mitra; Exeter

Taylor, Roy; Newcastle upon Tyne

Taylor, Simeon; Baltimore

Tura, Andrea; Padova

Vaag, Allan A; Copenhagen

Valverde, Angela; Madrid

van de Ven, Peter; Utrecht

van Poppel, Mireille; Graz

Varga, Tibor; Copenhagen

von Herrath, Matthias G; La Jolla

Wang, Jennifer; Worcester

White, Phillip; Durham

Wolfrum, Christian; Schwerzenbach

Wortham, Matthew; San Diego

Wysham, Carol; Spokane