Copernicus Publications and the Chief editors of ESSD thank the following colleagues very much for their work in reviewing the manuscripts published in the journal volume 4, 2012.
- Morten Langer Andersen
- Mathias Bavay
- Etienne Berthier
- Heather Bouman
- Ola Brandt
- Mark Brzezinski
- Bingzhang Chen
- Stefano Ciolli
- Xavier Crosta
- Hugo De Backer
- Peter Domonkos
- Reinhard Drews
- Marie Ekstrom
- Mick Follows
- Markus Frey
- Nicolas Gruber
- Brian Hunt
- Ian Jenkinson
- David Kirchman
- Fabien Lombard
- Amy Maas
- Sebastian H. Mernild
- Francisco Navarro
- Peter Nienow
- Luca Polimene
- Michele Reba
- John Rimmer
- Elena Saltikoff
- ANTÓNIO R. TOMÉ
- Takashi Toyofuku
- Kenjiro Toyota
- Roderik van de Wal
- Jai Vaze
- Xiaodong Wang
- William Whitman