At the end of this year, I wish to express my sincere gratitude, also on behalf of the other editors, the members of the editorial board and the publisher of the European Journal of Epidemiology, to the referees of the articles considered for the 2019 volume of EJE. Hundreds of busy colleagues have spent their time in assessing the more than 1200 manuscripts submitted to our Journal, in selecting the ones that may possibly be published, and in improving the quality of the selected articles. Many of the reviewers have helped us in the past years as well, and we are tremendously appreciative and grateful to them [1, 2]. It is largely thanks to them that EJE is doing well in attracting and publishing valuable contributions on epidemiologic research findings and epidemiologic methods.

Julie Aarestrup

Ali Abbasi

Michal Abrahamowicz

Steven Abrams

Anders Ahlbom

Ahmed Ait Chaoui

Manas Akmatov

Demetrius Albanes

Krasimira Aleksandrova

Alvaro Alonso

André Amaral

Masoud Amiri

Angeline Andrew

Daniela Anker

Cristina Ardura-Garcia

Rhonda Arthur

Alberto Ascherio

Etienne Audureau

Dagfinn Aune

Maria Ines Azambuja

Laura Baglietto

Laurent Bailly

Arjola Bano

Junaidah Barnett

Ioannis Basinas

Mario Bauer

Eline van der Beek

Anila Bello

Ralf Bender

Vassiliki Benetou

Kristin Benjaminsen Borch

Nirmala Bhoo-Pathy

Kjetil Bjornevik

Patrick Blin

Stefan Blum

Daniel Boakye

Carl Bonander

Amy Borenstein

Yan Borné

Daniel Bos

Cristina Bosetti

Delphine Bosson-Rieutort

Marie-Christine Boutron-Ruault

Sigrid Braekkan

Christian Brettschneider

Guy Brusselle

Stephen Buka

Dorina Cadar

Floriane Calocer

Delphine Casabonne

Zheng Chang

Himanshu Chaurasia

Lori Chibnik

Jungyeon Choi

Ka Chun Chong

Sofia Christakoudi

Christelle Clément-Duchêne

Sean Clouston

Graham Colditz

Verônica Colpani

Cecilia Contreras-Cubas

Gabriel Conzuelo

Nancy Cook

Emilie Cordina

Eva Corpeleijn

Marta Crous Bou

Torsten Dahlén

Hassan Dashti

Prithwish De

Marijke Dekker

Klodian Dhana

Hassan Dib

Polychronis Dilaveris

Nese Direk

Wenhong Dong

Nico Dragano

Alex Dregan

Liesbeth Duijts

Michael Eisenberg

Hanan El Marroun

Christina Ellervik

Jean Philippe Empana

Gerda Engholm

Evangelos Evangelou

Mahdi Fallah

Janine Felix

Cesar Fernandez Lazaro

Filippos Filippidis

Alexander Fosså

Heinz Freisling

Judith Garcia-Aymerich

Danijela Gasevic

Michaël Genin

Madelon Geurtsen

Akhgar Ghassabian

Edward Giovannucci

Nathalia Gonzalez Jaramillo

Lucas Goossens

Jaap Goudsmit

Clémence Grave

Sander Greenland

Nina Grootendorst

Carol Guarnizo-Herreño

Pascal Guénel

Florence Guida

Monica Guxens

Per-Olof Hansson

Hans-Peter Hartung

Maryam Hashemian

Michael Hauptmann

Kunihiko Hayashi

Jan Heng

Alis Heshmatollah

Takumi Hirata

Albert Hofman

Mikkel Høiberg

Martin Holzmann

Inge Huybrechts

Pirro Hysi

Arfan Ikram

Kamran Ikram

Vincent Jaddoe

Emilie Javelle

Pierre Joly

Mette Kalager

Eva Kantelhardt

Andre Karch

Michail Katsoulis

Verena Katzke

Maryam Kavousi

Davood Khalili

Brenda Kieboom

Caroline Klaver

Sven Knüppel

Desana Kocevska

Manolis Kogevinas

Cristiano Köhler

Bernd Kowall

Tilman Kühn

Ernst Kuipers

Lewis Kuller

Anton Kunst

Setor Kunutsor

Carlo La Vecchia

France Labrèche

Jeremy Labrecque

Maarten Leening

Thomas Lefèvre

Catherine Lesko

Dan Lewer

Yanping Li

Silvan Licher

Rune Lindahl-Jacobsen

Jakob Linseisen

Lukas Löfling

Marko Lukic

Yuan Ma

Pawel Mach

Malcolm Maclure

Angela Malek

François Mariotti

Gertraud Maskarinec

Maya Mathur

Koji Matsuo

Frédéric Mauny

Florence Menegaux

Jordi Merino

Richard Merrick

Michael Mina

Marianna Mitratza

Matthias Möhner

Frédéric Moisan

Taulant Muka

Sunni Mumford

Georgios Nikolopoulos

Anton Nilsson

Wilma Nusselder

Chris O’Donnell

Ann Olsson

Merete Osler

Clive Osmond

Quinn Ostrom

Demosthenes Panagiotakos

Orestis Panagiotou

Davide Papola

Neil Pearce

Eva Pedersen

Aurora Perez-Cornago

Joshua Petimar

Sally Picciotto

Nikolas Popper

Miquel Porta

Keely Cheslack Postava

Sheena Ramsay

Prashanth Rawla

Matteo Renzi

Grégoire Rey

Lorenzo Richiardi

Sabina Rinaldi

Jean-Marie Robine

Matteo Rota

Sara Sammallahti

Rodolfo Saracci

Marianne Sarazin

Muralidharan Sargurupremraj

Carsten Schmidt

Sam Schoenmakers

Laura Scholaske

Lutz Schomburg

Fadila Serdarevic

Diego Serraino

Gianluca Severi

Martin Siegel

Dimitrios Sigounas

Steve Simpson Jr

Ingmar Skoog

Eleni Sofionopoulou

Rubén Solano

Mingyang Song

Manon Spaander

Andreas Stang

Lars Stene

Marinka Steur

Ewout Steyerberg

Bruno Stricker

Yi-Qian Sun

Etsuji Suzuki

Beata Swiatkowska

Anna Szumera-Ciećkiewicz

Marion Tharrey

Pietro Trocchi

Jan Willem Van Dalen

Frank van Rooij

James Vaupel

Kristine Vejrup

Hélène Verdoux

Sanne Verhoog

Meike Vernooij

Anna Rita Vestri

Trudy Voortman

Alina Vrieling

Martine Vrijheid

Mitchell Wallin

Stefan Walter

Yao-Kuang Wang

Erica Warner

Emmanuel Wiernik

Julia Wu

Hsiao-Yu Yang

Mehdi Yaseri

Pinar Yilmaz

Nadia Younes

Raul Zamora-Ros

Paola Zaninotto

Yiqiang Zhan

Yan Zhang

Xiu-Ju Zhao

Ju-Sheng Zheng