The editorial staffof the Hepatobiliary & Pancreatic Diseases International are grateful to the listed reviewers for their contributions to the improvement of the manuscripts received and the publication of the journal in the year of 2020 (November 1, 2019 to October 31, 2020).

Saleh Abbas

Tetsuo Ajiki

Nobuhisa Akamatsu

Carlos Alberto de Carvalho Fraga

Sorin T Alexandrescu

Enrique Alvarez-Arranz

Fatima Zahra Aly

Stefano Andrianello

Samuel O Antwi

Francesco Ardito

Anil Arora

Martin Bailon-Cuadrado

Maria R Baimas-George

Daisuke Ban

Giedrius Barauskas

Mohammad Abd Alkhalik Basha

Stephen W Behrman

Laura Belloni

George Berci

Marc G Besselink

Viju Kumar Bharathan

Flavia Bloise

Ugo Boggi

Aldo Bove

Kevin E Bove

Vincenzo Cardinale

JJ López Cascales

Piotr Ceranowicz

Marcio F Chedid

Xin-Hua Chen

Yi-Xing Chen

Bang-Bin Chen

Jae Hee Cho

Vui Heng Chong

Fabrizio Citarella

Lorenzo Cocchi

Fabricio Ferreira Coelho

Diego Coletta

Amedeo Columbano

Fran?ois H Cornelis

Stefano Francesco Crino

Wasim A Dar

Bobby VM Dasari

Mark Davenport

Diogo Turiani Hourneaux De Moura

Matteo De Pastena

Nicolò de Pretis

Nicola de’Angelis

Paolo Della Vigna

Christos Dervenis

Olivier Detry

Gary Deutsch

Ezhilarasan Devaraj

Fabrizio Di Benedetto

Isidoro Di Carlo

Alfredo Di Leo

Davide Di Mauro

Salomone Di Saverio

Claudmeire Dias Carneiro de Almeida

Ke-Feng Dou

Alexandre Doussot

Susumu Eguchi

Wael M Elayat

Giorgio Ercolani

Yuji Eso

Antonio Facciorusso

Walid Faraj

Giammarco Fava

Matth?us Felsenstein

E R Fernandez-Enriquez

Ramiro Manuel

Fernández-Placencia

Jessie Ferrell

Yasuyuki Fujita

John Fung

James Yan Yue Fung

Pietro Gambitta

David Gerber

Davide Ghinolfi

Luca Gianotti

Francesco Giudici

Tommaso Giuliani

Tim R Glowka

Sanjay Goja

Nicolas Golse

Mauricio Gonzalez-Urquijo

Theophile Guilbaud

Riad Haddad

Dai Hoon Han

Joung-Ho Han

Guohong Han

Adriana Handra-Luca

Ziv Haskal

Goran Hauser

Stefan Heinrich

Roberto Hernandez-Alejandro

Amelia Hessheimer

Timothy Ho

Matthias Hoffmann

Tae Ho Hong

Hai-Hui Huang

Sung Ho Hyon

Cem Ibis

Benedetto Ielpo

Samuele Iesari

Toru Ikegami

Jun Inoue

Shuji Isaji

Kuo-Shyang Jeng

Seok Jeong

Jun-Jun Jia

Tian-An Jiang

Da-Zhi Jin

Iago Justo

Toshimi Kaido

Holger Kalthoff

Kenya Kamimura

Shinya Kamiyama

Kenichirou Kaneko

Shingo Kato

Hideaki Kawabata

Manabu Kawai

Sanjay M Khaladkar

Ali Khalifeh

Masataka Kikuyama

Hong Joo Kim

Soon Sun Kim

Elvan Onur Kirimker

Yoji Kishi

Katsuya Kitamura

Jorg Kleeff

Atsushi Kohga

Ruhail Kohli

Mario Kopljar

Somashekar Krishna

John Kunstman

Akira Kurita

Hironori Kusano

Quirino Lai

Eric CH Lai

Narisorn Lakananurak

Frank Lammert

Hanna Lampela

Sameh A Lashen

Misu Lee

Sang Hyub Lee

Jan Lerut

James H Lewis

Lan-Juan Li

Na Li

Xian-Chang Li

Jun Li

Ching-Chung Lin

Qi Ling

Hongqun Liu

Ji-Bin Liu

Ji-Min Liu

Alan Livingstone

Amedeo Lonardo

Yi Lv

Guilherme Macedo

Marcel Autran Machado

Nadim Mahmud

Ashish Manne

Jose JG Marin

Marco Vito Marino

Alberto Martínez-Isla

Saburo Matsubara

Giovanni Mauri

Leo A Meira Martins

Juliana Gil Melga?o

Neil Donald Merrett

Darius Mirza

Anubhav Mittal

Alma L Moekotte

Gabriel Molina

Michele Molinari

Kazuteru Monden

Lorenzo Monfardini

Deok-Bog Moon

Tom G Moreels

David L Morris

Cristina Mosconi

Bahtiyar Muhammedo ˇglu

Mark TP Mujer

Khalid Mumtaz

Pablo Muriel

Zaheer Nabi

Kazunari Nakahara

Yousuke Nakai

Masahito Nakano

Bertrand Napoleon

Vladimir Neychev

Vincent Nieuwenhuijs

Richard Nuccitelli

Donal B O’Connor

Kenjiro Okada

Paula Alexandra Oliveira

Nicholas O’Rourke

Aneta Ostró˙zka-Cie ′slik

Gerd Otto

Woo-Jae Park

Tapas Patra

Efstathios Pavlidis

Timothy M Pawlik

Stephanie Perrodin

Raffaele Pezzilli

Michail Pizanias

Henry Pleass

Goran Poropat

Xing-Shun Qi

Jose Manuel Ramia

Matthias Reeh

Zhi-Gang Ren

Jordan Paul Reynolds

Rami Rhaiem

Steffen Rickes

Charlotte Vestrup Rift

Mario Rodriguez-Lopez

Kevin Roedl

Charles Rosen

Yoshihiro Sakamoto

Roberto Salvia

Luis Sanchez-Guillen

Marta Sandini

Vito Sansone

Courtney L Scaife

Peter Schemmer

Patricia Sesterheim

Michael Sheaff

Ahmed Shehta

Shachaf Shiber

Yoichi Shimizu

Ajith K Siriwardena

Aijaz Sofi

Luiqi Solbiati

Farzan Soliman

Kjetil S?reide

Eleftherios Spartalis

Cosimo Sperti

Yasuhiko Sugawara

Xiao-Li Sun

Yu-Ling Sun

Vinay Sundaram

Robert P Sutcliffe

Yasuaki Tagashira

Kazuto Tajiri

Tadatoshi Takayama

Kotaro Takeshita

Elinor Tan

Francesco Tandoi

Uenis Tannuri

Ran Tao

Giovanni Tarantino

Li-Song Teng

Yoshito Tomimaru

Francesco Tovoli

Andrea Tringali

Francisco Tustumi

Yoshihiro Uesawa

Shunsuke Uno

Takeshi Urade

Mario Uribe

Fons F van den Berg

Leo A van Grunsven

Frederik Vandenbroucke

Christopher J VandenBussche

Francesco Vasuri

Fadl H Veerankutty

Deborah Verran

David W 3rd Victor

Aron Vincze

Dionisios Vrochides

Joon Ho Wang

Wen-Ping Wang

San Ming Wang

Marthe-Susanna Wegner

Simcha Weissman

Hong-Lei Weng

Roger Williams

Tiffany CL Wong

Jian Wu

Zhong-Jun Wu

Qiang Xia

Xiao Xu

Er-Jiao Xu

Shintaro Yagi

Sheng Yan

Fu-Chun Yang

Zhe Yang

Yin-Mo Yang

Yoshihiko Yano

Deng-Fu Yao

Kenjiro Yasuda

Chun-Nan Yeh

Nam-Joon Yi

Cheng-Bo Yu

Xian-Jun Yu

Paul Zarogoulidis

Alessandro Zerbi

Fu-Kui Zhang

Qi Zhang

Jing Zhang

Lin Zhou

Yan-Ming Zhou

Ji-Ye Zhu

Li-Xin Zhu

Vincent Zimmer