The HESS editorial board, the European Geosciences Union, and Copernicus Publications thank the following colleagues very much for their work in reviewing the manuscripts published in the journal volume 19, 2015.
- Omar Abdul-Aziz
- Hoori Ajami
- Hassan Al-Sakka
- Pertti Ala-aho
- Rui Aleixo
- Lorenzo Alfieri
- Vincenzo Allocca
- Susana Almeida
- Stefano Alvisi
- Vazken Andréassian
- Ignacio Andrés-Doménech
- Christian Anibas
- Stacey Archfield
- Josephine Archibald
- Giuseppe Tito Aronica
- Peter Ashmore
- Mishra Ashok
- Hamed Ashouri
- Francesco Avanzi
- Vincenzo Bagarello
- Guillermo Baigorria
- Samjwal Bajracharya
- Josep Carles Balasch Solanes
- Fulvia Baratelli
- Klemens Barfus
- Robert Barneveld
- Mariano Barriendos
- Christian Barthlott
- Angelo Basile
- Wim Bastiaanssen
- Nandita Basu
- Hans-Stefan Bauer
- Peter Bauer-Gottwein
- Davide Bavera
- Peter Bayer
- Vitaly Belikov
- Gerardo Benito
- Peter Berg
- Alexis Berg
- Wouter Berghuijs
- Emma Bergin
- Asmeret Asefaw Berhe
- Alexis Berne
- Guillaume Bertrand
- Daniel Beysens
- Hester Biemans
- Marc Bierkens
- Broxton Bird
- Marius-Victor Birsan
- Gautam Bisht
- Alfred Paul Blaschke
- Jacopo Boaga
- Brunella Bonaccorso
- Fred C. Bosveld
- Martin Boudou
- Gilles Boulet
- C. BOUVIER
- Gabriel Bowen
- Anna Braswell
- Claudia Brauer
- Lutz Breuer
- Martin Briggs
- Luca Brocca
- Andrea Brookfield
- P.D. Brooks
- Douglas Burns
- Christoph Butscher
- James Buttle
- Wouter Buytaert
- András Bárdossy
- Yvan Caballero
- Yoar Cabeza Diaz de Cerio
- Huayang Cai
- Todd Caldwell
- Stephane Calmant
- Jean-Christophe Calvet
- Luiz Candido
- Ian Cartwright
- Rodrigo Cauduro Dias de Paiva
- Fi-John Chang
- Greg Characklis
- MJM Cheema
- Xuelong Chen
- Xi Chen
- Zhonsheng Chen
- Min Chen
- Kazuhisa Chikita
- I.D. Clark
- Gabriele Coccia
- Laura Condon
- Tobias Conradt
- Sergio Contreras
- Evan Coopersmith
- Stephan Costabel
- R-M. Couture
- Valentin Couvreur
- Matthew Covington
- Michael Cox
- Barry Croke
- Wade Crow
- Matthias Cuntz
- Emilio Custodio
- Jonathan Czuba
- Helen Dahlke
- Edoardo Daly
- Jef Dams
- Jan Danhelka
- Taraka Davies-Barnard
- Danielle de Almeida Bressiani
- Adriaan De Kraker
- Patricia de Rosnay
- Pantaleone De Vita
- Geoff Delin
- Marco Dentz
- Michel Deque
- Luc Descroix
- Kevin J. Devito
- Giuliano Di Baldassarre
- Vittorio Di Federico
- Paul Dirmeyer
- Rebecca Doble
- Alessandro Dosio
- Francesco Dottori
- Clara Draper
- Agnès Ducharne
- Gift Dumedah
- Alan Dutton
- Sebinasi Dzikiti
- Petra Döll
- Andreas Efstratiadis
- Uwe Ehret
- Annette Eicker
- Marie Ekstrom
- Jauad El Kharraz
- Nadir Ahmed Elagib
- Libor Elleder
- Kolbjorn Engeland
- Maurits Ertsen
- Richard L.H. Essery
- Jean-François Exbrayat
- Marianela Fader
- Malin Falkenmark
- Ying Fan
- Julien Farlin
- William Farmer
- Jean Baptiste Faure
- Serigne Faye
- Paul Feikema
- Balazs Fekete
- Luís Fernandes
- Ty P. A. Ferre
- Michael Fettweis
- Jordi Figueras
- Laura Foglia
- Giovanni Forzieri
- Ophelie Fovet
- Trenton Franz
- Daphné Freudiger
- Guobin Fu
- Martyn Futter
- Kristian Förster
- Franci Gabrovsek
- Chandana Gangodagamage
- Luis Garcia-Carreras
- Alessandro Gargini
- Luis Garrote
- Sarah Garré
- Jakob Garvelmann
- Nathalie Gassama
- Sebastian Gayler
- Alexander Gelfan
- Pierre Gentine
- Dieter Gerten
- Shervan Gharari
- Mehdi Ghasemizade
- Benjamin Gilfedder
- Stephen Gingerich
- Christopher Gippel
- Auguste Gires
- Manuela Girotto
- Patricia Gober
- Stephen Good
- Gordon Grant
- Ronald T. Green
- Noam Greenbaum
- Salvatore Grimaldi
- Giovanna Grossi
- Kaiyu Guan
- Joseph Guillaume
- Benoit Guillod
- Jan Gunnink
- Shenglian Guo
- Hoshin Gupta
- Andrew Guswa
- R. Guzinski
- Stefan Hagemann
- Dorothy Hall
- Julia Hall
- Songjun Han
- Naota Hanasaki
- Greg Hancock
- Jan Handwerker
- Tobias Hank
- Jeffrey Hanor
- Ian Harris
- Andreas Hartmann
- Yi He
- Arnold Heemink
- Ingo Heidbüchel
- Harrie-Jan Hendricks Franssen
- Jun-Haeng Heo
- Juergen Herget
- Thomas Hermans
- Mary Hill
- Reinhard Hinkelmann
- Christoph Hinz
- Martin Hirschi
- Arjen Y. Hoekstra
- Thomas Hoffmann
- Harald Hofmann
- Ladislav Holko
- Hartmut Holländer
- Linda Holz
- Zhangshuan Hou
- Nicholas Howden
- Andreas Hoy
- Markus Hrachowitz
- George Huffman
- Denis Hughes
- Johan Alexander Huisman
- Raphael Huser
- Taehee Hwang
- Heinz Hötzl
- Jerker Jarsjö
- Marc Jeuland
- Deepak Jhajharia
- Tong Jiang
- Peng Jiang
- Andreja Jonoski
- Pierre Julien
- Lerat Julien
- Stefanie Jörg-Hess
- Stephanie Kampf
- Shinjiro Kanae
- Jaya Kandasamy
- Evison Kapangaziwiri
- Daniel Karthe
- Seifu Kebede
- Richard Keim
- Bruce Kelbe
- Christa Kelleher
- Jacque Kelly
- C Prakash Khedun
- Kelly Kibler
- Anthony Kiem
- Young-Oh Kim
- Jeremiah Kiptala
- James Kirchner
- Reinhard Kirsch
- Pierre-Emmanuel Kirstetter
- Andrea Kiss
- Thomas Kjeldsen
- Megan Klaar
- Julian Klaus
- K. Klein Goldewijk
- Björn Klöve
- John Kochendorfer
- Bernhard Kohl
- Sven Kotlarski
- Nir Krakauer
- Stefan Krause
- Brian Kronvang
- Valentina Krysanova
- Kees Kuijper
- Jan Kuiper
- Matti Kummu
- William Kustas
- Gregor Laaha
- Jens Lange
- Eckhard Lanzinger
- Joshua Larsen
- Robert Lascano
- Patrick Le Moigne
- Nataliya Le Vine
- José L. J. Ledesma
- Sarah Ledford
- Matthias Leopold
- Ahti Lepistö
- Dieter Lessmann
- Morgan Levy
- Hongyi Li
- Ming Li
- Bailing Li
- Jianduo Li
- Man Liang
- Hans Lievens
- Tang Lihua
- Zhongfang Liu
- Mingliang Liu
- Yaling Liu
- S. Liu
- Maria-Carmen Llasat
- Charlotte Lloyd
- Federico Lombardo
- Majken Looms
- Jose Andres Lopez-Tarazon
- Jessica Loriaux
- Athanasios Loukas
- Charles Luce
- Steve Lyon
- Neil Macdonald
- Henrik Madsen
- Jan Magnusson
- Sparkle Malone
- Salvatore Manfreda
- Juan F. Martinez-Murillo
- Ilyas Masih
- Shreedhar Maskey
- David Mason
- Nicolas Massei
- José Matos
- Edwin Maurer
- Cinzia Mazzetti
- Maurizio Mazzoleni
- James McLaghlin
- Thomas McMahon
- Eva Mekis
- Marian Melo
- Robert Meneghini
- Lucas Menzel
- Bruno Merz
- Steffen Merz
- Claire I. Michailovsky
- Vimal Mishra
- Carl Mitchell
- Steven Mitchell
- Xingguo Mo
- Kingtse Mo
- Yasir Mohamed
- Dan Moore
- Giuseppe Morabito
- Tommaso Moramarco
- Leanne Morgan
- Nick Mount
- Markus Muerth
- Pradeep P. Mujumdar
- Kathleen Murphy
- Jude Lubega Musuuza
- Joseph Mutemi
- Davison Mwale
- Jean-Marc Mwenge Kahinda
- Jürgen Müller
- Miloslav Müller
- Paolo Nasta
- Bethany Neilson
- Thomas Nester
- Malte Neuper
- Joshua Ngaina
- Bertel Nilsson
- John R. Nimmo
- Rodica Nitu
- Seong Jin Noh
- Paul O'Gorman
- Anthony O'Grady
- Tyson Ochsner
- J. Olsson
- Stefano Orlandini
- Jordi Ortín
- Ming Pan
- Panos Panagos
- Saket Pande
- Giulia Panegrossi
- Luke Pangle
- Claudio Paniconi
- Gérémy Panthou
- A. Paquier
- Juraj Parajka
- Pradipta Parhi
- Robert Parinussa
- Jean-Yves Parlange
- Sopan Patil
- Eva Paton
- Valentijn Pauwels
- Armin Pechstein
- Geoff Pegram (deceased)
- Nadav Peleg
- Thierry Pellarin
- Gareth Pender
- Daniele Penna
- Gopal Penny
- Rui A. P. Perdigão
- Mariela Perignon
- Paolo Perona
- Charles Perrin
- Marco Petitta
- Thomas Petzoldt
- Francesca Pianosi
- Stefania Pindozzi
- Jan Polcher
- F. Pomati
- Felix Portmann
- Piia Post
- Kathleen Pribyl
- Christel Prudhomme
- David Pulido-Velazquez
- Erik Querner
- Niall Quinn
- Elham R. Freund
- Muhammad Rahiz
- Giovanni Rallo
- Ponnambalam Rameshwaran
- P. Suresh C Rao
- Patrick Reed
- Alison D. Reeves
- Satish Regonda
- Rolf Reichle
- Thomas Reimann
- Prof. Ad Reniers
- Maik Renner
- juan restrepo
- Christian Reszler
- Paola Revellino
- Ladislava Reznickova
- Riccardo Rigon
- Alon Rimmer
- Clint Rissmann
- Fernando S. Rodrigo
- Magdalena Rogger
- Christian Rohr
- Renata Romanowicz (deceased)
- Stewart Rood
- Dan Rosbjerg
- Jane Rosenstand Poulsen
- Rafael Rosolem
- Joachim Rozemeijer
- Thierry Ruf
- Simon Rusjan
- Simone Russo
- Stephen Rwigi
- Karen Ryberg
- Dongryeol Ryu
- Ole Rössler
- Kathrina Rötzer
- A.,. S. Collick
- Seyed Hamidreza Sadeghi
- Mohammad Safeeq
- Hirotaka Saito
- Franco Salerno
- Antonio Saracino
- David Sauchyn
- E. Sauquet
- Hubert H.G. Savenije
- Helmer Schack-Kirchner
- Bettina Schaefli
- Alma Schellart
- Marc Schleiss
- Andrea Schnepf
- Gerrit Schoups
- Lothar Schulte
- Karsten Schulz
- Guy J.-P. Schumann
- Robert Schwartz
- Bruno Schädler
- Christopher Scott
- Linda See
- Stefan Seeger
- Benny Selle
- Gabriel Senay
- Francesco Serinaldi
- Ana Serrano
- Hansjoerg Seybold
- Ashish Sharma
- Chaopeng Shen
- Jenq-Tzong Shiau
- Hideaki Shibata
- Jhih-Shyang Shih
- Shraddhanand Shukla
- W. James Shuttleworth
- Stefan Siebert
- Bernhard Siemon
- Clemens Simmer
- Szilvia Simon
- Scott Sinclair
- Kamini Singha
- Tushar Sinha
- Bellie Sivakumar
- G. Sivandran
- Murugesu Sivapalan
- Thomas Skaugen
- Richard Skeffington
- Thomas Smallman
- Andrew Smith
- Gerhard Soja
- Dimitri Solomatine
- Christopher Spence
- Frederiek Sperna Weiland
- Matthias Sprenger
- Veena Srinivasan
- André St-Hilaire
- James Stagge
- Kerstin Stahl
- Maria Staudinger
- Luisa Stellato
- Edward (Ted) Stets
- Ryan Stewart
- Michael Stockinger
- Michael Stoelzle
- Salvatore Straface
- Ulrich Strasser
- Christine Stumpp
- Julia Stürck
- Nilda Sánchez
- Hjalte Jomo Danielsen Sørup
- Lena M. Tallaksen
- Elena Tarnavsky
- Paolo Tarolli
- Jin Teng
- Stefan Terzer-Wassmuth
- Claudia Teutschbein
- Stephan Thober
- Mark Thyer
- Fuqiang Tian
- Amaury Tilmant
- Francesca Todisco
- Mladen Todorovic
- Christian Torgersen
- Mohammad J. Tourian
- Patricia Trambauer
- Peter Troch
- Dennis Trolle
- Thomas Trout
- Tara J. Troy
- Mélanie Trudel
- Konstantinos P. Tsagarakis
- Jonathan Turner
- Bernd Uebbing
- Barbro Ulén
- Nadia Ursino
- Mohammad Valipour
- Nick van de Giesen
- Garth van der Kamp
- Martine van der Ploeg
- Ype van der Velde
- Albert van Dijk
- Anne Van Loon
- Kimberly Van Meter
- Pieter van Oel
- Loes van Schaik
- Jan Vanderborght
- Jai Vaze
- Niko Verhoest
- Jan Verkade
- Willem Vervoort
- Jean-Philippe Vidal
- Alberto Viglione
- Stefano Vignudelli
- Vit Vilimek
- Gabriele Villarini
- Miguel Villarreal
- Daniel Viviroli
- Enrique R. Vivoni
- Nathalie Voisin
- Till Volkmann
- Claudia von Brömssen
- Anton Vrieling
- Thorsten Wagener
- Marc Walther
- Niko Wanders
- Lei Wang
- Dingbao Wang
- Junbo Wang
- Zhi-Hua Wang
- Pei Wang
- Lan Wang-Erlandsson
- Heinz Wanner
- James, T Waples
- Jord J. Warmink
- Teiji Watanabe
- M.J. Waterloo
- John Webb
- Albrecht Weerts
- Lutz Weihermueller
- Andrew Western
- Fredrik Wetterhall
- K. T. Wiedemann
- Jan Wienhöfer
- Patrick Willems
- Clayton Williams
- Richard Williams
- Daniel Wilusz
- Hessel Winsemius
- Adam Winstral
- Eric Wood (deceased)
- Andy Wood
- Thomas Wöhling
- Xianhong Xie
- Zongxue Xu
- Liang Xue
- Kun Yan
- Long Yang
- Yonghong Yi
- Koray Kamil Yilmaz
- L. Yin
- Wencong Yue
- Alla Yurova
- Benjamin F. Zaitchik
- Massimiliano Zappa
- Alraune Zech
- Harrison Zeff
- Erwin Zehe
- Yijian Zeng
- Lu Zhang
- Y. Zhang
- Alexander Zimmermann
- Eduardo Zorita
- Marek Zreda
- Roman Zurek