We would like to thank all the peer and consumer reviewers who have contributed to our peer review process in the past. Thanks to the following peer and consumer referees who contributed to the editorial process of a protocol or review either published or withdrawn

Argentina
Mireya Aznar; Carlos M Luna; Carla Perrotta

Australia
Ross Andrews; Carmen Audera; David Barnes; Robert Booy; Charles Bridges-Webb; Brenda Button; Robert J Cameron; Lisa Caputo; Jonathan R Carapetis; Anne Chang; Allen C Cheng; Sabina Ciciriello; Warren M Cochran; Mark G Coulthard; Alan Crockett; Chris B Del Mar; Bob Douglas; Jenny Doust; Trevor Duke; Annabelle Enriquez; Dominic Fitzgerald; Gary Geelhoed; Kathryn Glass; Paul P Glasziou; Stephen M Graham; Michelle PB Guppy; Alan W Hampson; Mark Hanlon; Liz Hayles; Aeron Hurt; David Isaacs; Vishal Jatana; Cheryl A Jones; Gulam Khandaker; George Lenon; David Looke; Joe McCormack; Craig Mellis; Peter S Morris; Rachel Neale; Michael Nissen; KerryAnn F O'Grady; Mahomed Patel; Jonathan M Peake; Carole Reeve; Sharon L Sanders; Jenni Sokol; W John Spicer; Anneliese Spinks; Sebastian Straube; Owen Tinnion; Bernie Towler; Barbara Treacy; Philip Vanderzeil; Bronnie Veale; Michael Whitby; Kerrie Wiley; Jenny Wilkinson; Keith K Wong; Lisa Wood; Paul G Woodgate; Charlie CL Xue; Anthony Lin Zhang; Hope Alexander; Mary Baldwin; Wendy Burbury; Josephine Wai Leng Chow; Fiona J Clay; Rebecca Coghlan; Hayley M Edmonds; Valerie Elder; Wendy Free; Janet Grant; Sharon Gudu; Carrick Henderson; Hanan Khalil; Stephanie Kondos; Lynda Lane; Elizabeth Lissiman; Tracey Lloyd; Daniela Solomon; Richard Taggart; Janet Waddell; Janet L Wale; Malcolm Whyte; Amy Zelmer

Austria
Karin Stockert

Bahrain
Reshma A Carlo; Alison Thomas

Bangladesh
Abdullah Brooks; Luthful Kabir; Abdul Kadir; Sheikh Mohammed Shariful Islam

Belgium
Georges De Bilderling; An IM De Sutter; Jan Poelaert; Marijke Proesmans; Jean-Louis Vincent

Brazil
Márcia G Alves Galvão; Antonio JL Alves da Cunha; Jailson B Correia; Rafael Picon; Renato Seligman; Linjie Zhang

Cameroon
Irénée Domkam Kammogne; Euphrasia Ebai-Atuh; Christine Evina

Canada
Sara RK Ahronheim; Zaina H AlBalawi; Fred Aoki; Mazen Bader; Meyer Balter; Rajni Bhatia; Mary Carson; Bhupendrasinh F Chauhan; Shelley L Deeks; Martin Desrosiers; Richard H Glazier; David W Johnson; Sean P Keenan; Terry P Klassen; Jeffrey C Kwong; Jennifer Larosa; Warren McIsaac; Maureen O Meade; David J Marchant; Anwar T Merchant; Ed Mills; Michael Moffatt; Gina Neto; Philippe Ovetchkine; Hema Patel; Jeffrey Pernica; Mosarrat J Qureshi; Kelly Russell; Margaret Russell; Anneliese Spinks; Roger E Thomas; Peter Warren; Brian Westerberg; Elizabeth Ayres; Lisa Banirian; Alan Cassels; Stephana Cherak; Kathie Clark; Carlos A Cuello-García; Odie Geiger; Menelaos Konstantinidis; Allison Kelly; Mary Kim; Jennifer LaRosa; Anne Lyddiatt; Joan Moller; Harriet Rosenberg; Elizabeth Shaw; Jean Symes; Liz Whamond; Durhane Wong-Rieger; Raphael F de Souza

Chile
Mauricio Carmona Ruiz

China
Kelvin KC Chan; Wuli Hui; Hai Li; Tingqian Li; Cun-Zhi Liu; Xuemei Liu; Kwok Yung Yuen; Liu Yang

Costa Rica
Yuri Baidal Sequeira; Marcial Fallas

Croatia
Daniela Drandic; Iva Hojsak; Mario Kopljar; Robert Likic

Denmark
Segun Bello; Nermin Ghith; Anette Holm; Helene Ingels; Mette Nørgaard; Siri Aas Smedemark; Nete Villebro

Egypt
Ayman Ekram Fahim; Hesham Fathey El-Sayed; Yusra Adel Badr; Hagar ElGhazawy; Mohamed Elemam; Karim Elghanam; Amany Fathy; Huda Gomaa; Mohamed A Gouda; Shaimaa Khedr; Ahmed M Muhammed; Raghda Rashad; Eman Sobh; Noha Usama Hashem

Fiji
Fiona Russell

Finland
Harri Hemilä; Matti Korppi; Helena Liira; Helena Makela; Olli Meurman; Arto Palmu; Ville Peltola

France
Bernard Allaouchiche; Emmanuel Babin; Stephane Bermon; Gilles Cambonie; Martin Chalumeau; Robert Cohen; Daniel Floret; Gilles Hilbert; Jean-Michel Klossek; Nicholas Moore; Chantal Raherison; Catherine Weil-Olivier

Germany
Klaus Bodmann; Holger Cramer; Adrian Gillissen; Margit Hummel; Klaus Linde; Roland Meisel; Belal Naser; Frauke Naumann-Winter; Max H Pittler; Mathias Pletz; Sylvia Saenger; Martin Schulz; Olaf Weingart; Michael de Vrese

Greece
Despina Contopoulos Ioannidis

Hong Kong
Joseph TF Lau

India
Shally Awasthi; Bhavneet Bharti; Shinjini Bhatnagar; Soumyadeep Bhaumik; Deepak Chawla; Rashmi R Das; Anjana Gulani; Mohamed Saif Hameed; Kana Ram Jat; Amita Jain; Sushil K Kabra; Amit Kumar; Sanjeev Kumar; Rakesh Lodha; Yennapu Madhavi; Dilip Mahalanabis; Elizabeth Mathai; Kameshwar Prasad; Gaurav Purohit; Harshpal S Sachdev; Bernard WC Sathiyasekaran; Pankaj B Shah; Meenu Singh; Vinod Kumar Singh; Anju Sinha; Shweta Bansal; Ankur Barua; Noorin Bhimani; Denny John; Anna Joseph; Hansa Dutt Lohani; Devi Prasad Mohapatra; P Vinutha; Dilip Raghavan; Nelson Richie; Vinutha Shetty; Vinod Kumar Singh; Sai Janani Sivashankar; Yeshwanth Sonnathi; Lenny Vasanthan

Indonesia
Rita S Sitorus

Iran
Samileh Noorbakhsh; Maryam Beheshtian; Maryam Panahi; Danial Sayyad; Kobra Yassiny

Ireland
Margarita Corry; Tom Fahey; Desmond M Murphy; Corinna Sadlier

Israel
Ronen Ben-Ami; Leonard Leibovici; Eugene Leibovitz; Avigdor Mandelberg; Tal Marom; Mical Paul; Dario Prais

Italy
Antonella Barale; Elvira Bianco; Marco Confalonieri; Vittorio Demicheli; Susanna Esposito; Alessandro Fiocchi; Giovanni Gabutti; Simone Guglielmetti; Lamberto Manzoli; Luigi A Marrari; Renzo Mora; Pierluigi Paggiaro; Venerino Poletti; Nicola Principi; Claudio Sanguinetti; Luciano Silvestri; Silvana Simi; Mariangela Taricco

Japan
Morio Aihara; Bhim Gopal Dhoubhadel; Junichi Kadota; Hideo Mori

Jordan
Manal Kassab

Lebanon
Basem Saab

Lithuania
Astra Vitkauskiene

Malawi
Robert S Heyderman

Malaysia
Cheow Peng Ooi

Mexico
Francisco J Espinosa-Rosales

Nepal
Angel Magar

Netherlands
Ruben Boogaard; Matthijs C Brouwer; Thija MA van Dongen; Eelko Hak; Maroeska M Rovers; Masja M Straetemans; Theo JM Verheij; Arthur RH van Zanten; Johannes C van der Wouden; Roderick Venekamp

New Zealand
Bruce Arroll; Tim Kenealy; Peter Molan; Phillippa Poole; Felix SF Ram; Mathew Zacharias; Catherine Marshall; Marilyn Oates

Nigeria
Ekpereonne B Esu; Olabisi Oduwole

Norway
Aslak Steinsbekk; Petter Viksveen

Pakistan
Imtiaz Jehan; Tariq Khan

Panama
Xavier Sáez-Llorens

Papua New Guinea
Siddhartha Datta

Philippines
Jose M Acuin

Portugal
Maria Isabel Costa, Dulce Estêvão; Lia Pappamikail

Russian Federation
Vladimir V Bakaev; Andrey Pavlovich Duntau; Ekaterina V Yudina; Liliya Eugenevna Ziganshina

Réunion
Patrice Bourée

Rwanda
Alex Hakuzimana

Saudi Arabia
Naseem Akhtar Qureshi

Singapore
Wen Chin Chiang; Andrea Kwa; Shunjie Chua; Miny Samuel

Slovenia
Metka Paragi

South Africa
Andrew Argent; James H Irlam; Shabir A Madhi; Victoria Pillay-Van Wyk; Louis Reynolds; George H Swingler; Heather J Zar; María Belizán; Ntambwe Gustav Malangu; Lindiwe Zungu

South Korea
Hong-Jun Cho

Spain
Francisco Baigorri; Despoina Koulenti; Federico Martinon-Torres; Isabel Peña-Rey; Marta Roqué i Figuls; Rafael Sierra; Bahi Takkouche (Methods); Antoni Torres; Jordi Vilaró; Auxiliadora Fraiz-Padin; Juliana Esther Martin-Lopez

Sweden
Inge Axelsson; Anna Granath; Per Ljungman; Kristian Roos; Lucyna Schalén

Switzerland
Mette M Berger; Thomas Cherian; Patricia F Gerstel; Kim Mulholland

Taiwan
Hsu-Tah Kuo; Jiaan-Der Wang

Thailand
Chanpen Choprapawon; Ratana Panpanich; Aroonwan Preutthipan; Kitti Torcharus; Jarassri Yenbut

Trinidad and Tobago
Yuri Clement

Turkey
Erol Ayaz; Feyzullah Cetinkaya; Emin Unuvar; Hakan Yaman; Dincer Yildizdas

UK
Antony Arthur; Emma Axon; Richard Baker; Barbara Bannister; Nicolette Bishop; Ray Borrow; Bernard Brabin; Malcolm Brodlie; Nick Brown; Jackie Burnham; Christopher C Butler; Peter Canter; Christopher J Cates; Nicky Coote; Sheena Derry; Ron Eccles; Adrian GK Edwards; David Elliman; Edzard Ernst; Peter Fisher; Douglas Fleming; Nick Francis; Abigail Fraser; Francis J Gilchrist; Anne Greenough; Scott James Hackett; Paul T Heath; Andrew Herxheimer; Edmund Hey; Darryl J Hill; Alyson Huntley; Michael E Hyland; Tom Jefferson; Chrissie Jones; Peter Knapp; Lily Lai; George Lewith; Paul Little; John J Macfarlane; Michael C McKean; Michael Malley; Simon Nadel; George Ntoumenopoulos; Richmal M Oates-Whitehead; Andrew J Pollard; Richard Pugh; Amanda Roberts; David Ross; Knut Schroeder; Nitu Sengupta; Amir Shroufi; Colin Simpson; Matthew Snape; Laila Tata; Caroline Trotter; Christiane Vorwerk; Neil P Walsh; Jonathon Wasserberg; John Widdicombe; Ian Williamson; Claire Allen; Sylvia P Beamon; Roy Buffery; Teddy Cheng; Sally Crowe; Ruth Day; Mohamed FA Farag; Catrina Forde; Julie Gildie; Linda Glennie; Christine Glossop; Kathie Godfrey; Amy Godfrey Arkle; Gillian ML Gyte; Andrew Herxheimer; Yingfen Hsia; U Hla Htay; Thiagarajan Jaiganesh; Clare Jeffrey; Marie Kakhu; Emma Lake; Karen Lee; Shirley Manknell; Mona Nasser; Jenny Negus; Marian Nicholson; Sheila Page; Anjna Rani; Garry Reilly; Amanda Roberts; Sarahjayne Sierra; Iveta Simera; Mark Stafford-Watson; Natalie Tidy; Tam Watson; Amanda Jane Young

USA
Erin Adams; William A Agger; Margie C Andreae; Jack B Anon; Sandra R Arnold; Lalit Bajaj; Nancy C Banasiak; Bruce Barrett; John G Bartlett; Lorne A Becker; Michael S Benninger; Stephen Berman; Leonard Bielory; Robert Black; Betsy Blazek-O'Neill; Stan L Block; David Boltz; Michael Broderick; Itzhak Brook; Blake Bulloch; Mary P Cadogan; Erdem Cantekin; Theresa Capriotti; Brandon Carr; Rodrigo Cavallazzi; William E Cayley; Sulachni Chandwani; JD Cherry; Tasnee Chonmaitree; Christian L Coles; Dennis Conrad; Jeff L Danhauer; Nathan Dean; Subhuti Dharmananda; Mark Ebell; Gary Emmett; Bob England; John Epling; Lorraine B Fields; Michael J Fine; Bruce Fireman; Christa L Fischer Walker; Bob Flaws; Cheryl A Flynn; Ann Fonfa; Michael Friedman; Anne M Gadomski; Michelle Garrison; Leslie Goldstein; Mary Jo Grap; David S Gregory; Peter Gross; Jack M Gwaltney; Robert Hash; Frederick G Hayden; J Owen Hendley; John Hickner; Andrew Hope; William Hueston; Lisa Jackson; John G Jordan; Wendy Keitel; In K Kim; Jerome O Klein; Leonard R Krilov; Emil Lesho; Jonathan Li; Peter Linden; Jeffrey A Linder; Michael Linke; Juan Manuel Lozano; Joseph Luria; Jonathan Mansbach; Ann Mayo; David McCormick; Hiren J Mehta; H Cody Meissner; Dan Merenstein; Linda N Meurer; Mary E Moffatt; Alicia M Mohr; Arnold Monto; Lee E Morrow; Sherif B Mossad; Cindy L Munro; Tim Murphy; Timothy R Myers; David C Nieman; Kate O'Brien; Sam Ong; Howard B Panitch; Michael E Pichichero; Pedro A Piedra; Gregory A Poland; David Rabago; Krishnan Raghavendran; Ludovic Reveiz; Richard Rosenfeld; Thomas J Sandora; Eric Schenkel; Vidya Sharma; Ilias I Siempos; Eric Simoes; Balwinder Singh; John Smucny; Guy W Soo Hoo; Vic Spain; Steven J Sperber; Tina Q Tan; John Treanor; Ron Turner; Louis Vernacchio; Elaine EL Wang; Barbara Watson; David M Weinstock; John W Williams Jr; Charles Woods; Gayle Woodson; Steven Yale; Ram Yogev; Shilpa Amin; Derek Ansel; Marilyn H Bamford; Jacqueline Bartlett; Sallie Bernard; Xinsheng Cindy Cai; Suzanne Cunliffe; Vicky Debold; Jodi K Duke; Abimbola Farinde; Amina Foda; Ann E Fonfa; Peg Ford; Jonathan M. Fuchs; Karl Gallegos; James Garfield; Edward Grandi; Diana Hallare; Linda Hornbeek; Lorraine Johnson; Barbara Loe Fisher; Mina Mahdian; Jane Nadel; Maryann Napoli; Jennifer Navarro; Ajima Olaghere; Raina Olexa; Audrey Pellicano; Anpalaki J Ragavan; Amit D Raval; Dee Shneiderman; Joy Simha; Devada Singh-Franco; Zoe Tate; Eleana C Villanueva; Theresa Wrangham; Janet Yarrow

United Arab Emirates
Rani Abraham

Venezuela
José Luis Ferrero Albert

We also wish to acknowledge reviewers who have chosen to remain anonymous.