Copernicus Publications and the Executive editors of HGSS thank the following colleagues very much for their work in reviewing the manuscripts published in the journal volume 2, 2011.
- Viorel Badescu
- Ludwig Braun
- Asgeir Brekke
- Ross Brown
- Gregory Good
- Gerhard Haerendel
- Raymond Hide
- Bengt Hultqvist
- Kolumban Hutter
- Eberhard Knobloch
- Monika Korte
- Hannu Koskinen
- Juhani Oksman
- Radu Rugescu
- Eleonora Runtunuwu
- Sam Silverman
- Peter Stauning
- Martti Tiuri
- Bert Toussaint
- David Willis