The editorial team greatly appreciates the reviewers who have dedicated their considerable time and expertise to the journal’s rigorous editorial process over the past 12 months, regardless of whether the papers are finally published or not. In 2019, a total of 240 papers were published in the journal, with a median time to first decision of 15 days and a median time from submission to publication of 38.5 days. The editors would like to express their sincere gratitude to the following reviewers for their generous contribution in 2019:
| Aadland, Eivind | Grazer, Jacob | Olcina, Guillermo |
| Abouhossein, Alireza | Gu, Wenting | Olewnik, Łukasz Hubert |
| Aglago, Elom Kouassivi | Guglielmino, Claudia | Oliva, Francesco |
| Aguilar, Miguel Pic | Gutiérrez-García, Carlos | Oliver, Jon |
| Ahamed, Nizam | Ha, Min-Seong | Olson, Michael W. |
| Almeida Marinho, Daniel | Haapala, Eero | Onofrei, Roxana Ramona |
| Almeida, Carlos Humberto | Hackett, Daniel | Oxford, Samuel |
| Almeida, Pedro L. | Haff, Greg | Panek-Shirley, Leah M. |
| Alves, Ana Sofia Ruivo | Handcock, Phil J. | Pardos Mainer, Elena |
| Amin, Nirav H. | Hansen, Kjetil Falkenberg | Parnell, Jill |
| Amorim, Fabiano | Hanson, Nicholas J. | Parsonage, Joanna |
| Ancillao, Andrea | Harnish, Christopher | Pastor Vicedo, Juan Carlos |
| Anderson, Michael | Hassan, Amr Abdulfattah Hausien | Peart, Daniel |
| Andrada, Rafael Timon | Hassan, Ibrahim | Pedrini, Lorenzo |
| Andrews, Michael | Hatchett, Andrew | Pence, Brandt |
| Annibalini, Giosuè | Hayes, Phil | Perroni, Fabrizio |
| Aquino, Rodrigo | Hayhurst, Jill | Pethick, Jamie |
| Arbo, Ingerid | Hayward, Richard D. | Petrovic, Kimberly |
| Archer, David | Healy, Robin | Piacentini, Maria Francesca |
| Ardigò, Luca Paolo | Heazlewood, Ian | Pic Aguilar, Miguel |
| Assanelli, Deodato | Hébert-Losier, Kim | Piknova, Barbora |
| Atkins, Rahshida | Heinrich, Katie | Poczta, Joanna |
| Aziz, Abdul Rashid | Hernández-García, Raquel | Ponce-González, Jesús Gustavo |
| Babault, Nicolas | Herold, Fabian | Posada-Quintero, Hugo |
| Babic, Vesna | Hewson, David | Praça, Gibson |
| Backes, Todd | Hodges, Lynette | Prieto Ayuso, Alejandro |
| Badau, Adela | Holsinger, Eva | Przednowek, Krzysztof |
| Badau, Dana | Holvik, Kristin | Przybyłowicz, Katarzyna |
| Badicu, Georgian | Hornikel, Bjoern | Quattrocelli, Mattia |
| Balague, Natalia | Horsnby, William | Rama, Luís |
| Ballmann, Christopher | Hotfiel, Thilo | Ramirez-Velez, Robinson |
| Barley, Oliver | Huang, Xiaohu | Ramos, Domingo |
| Barquín, Roberto Ruiz | Iglesias-Soler, Eliseo | Rauter, Samo |
| Baumgart, Christian | Ihasz, Ferenc | Raya-González, Javier |
| Beames, Simon | Issurin, Vladimir B. | Raz, Vered |
| Beretta-Piccoli, Matteo | Ito, Naoki | Ren, Qingzhong |
| Bernstein, Eve R. | Iyer, Chitra | Ribeiro, João |
| Bezerra, Pedro | Jaecques, Siegfried | Rist, Billymo |
| Bhattacharya, Anannya | James, Lachlan | Rivera, Tania |
| Binnie, Martyn J. | Jee, Yong-Seok | Robinson, Edward |
| Bogdanis, Gregory | Jelleyman, Charlotte | Rocha-Rodrigues, Sílvia |
| Boguszewski, Dariusz | Jensen, Brock | Rodriguez-Sanchez, Nidia |
| Botek, Michal | Jochymczyk-Woźniak, Katarzyna | Romann, Michael |
| Botonis, Petros | Johnson, Kelly E. | Romeas, Thomas |
| Boussios, Stergios | Jones, Margaret | Romero Martínez, Ángel |
| Braakhuis, Andrea | Jówko, Ewa | Roscoe, Clare |
| Brazo-Sayavera, Javier | Joyce, Chris | Rumney, Peter |
| Brocherie, Franck | Jozwiak, Mathieu | Russell, Mark |
| Brown, LaVerne L. | Kanamori, Masao | Rutkauskaite, Renata |
| Brumitt, Jason | Kato, Hiroyuki | Rutkauskas, Saulius |
| Brusseau, Timothy A. | Kaviani, Mojtaba | Saavedra, Miguel |
| Brzeziński, Michał | Kellis, Eleftherios | Sacrey, Lori-Ann R. |
| Buckner, Samual | Kemper, Han | Sæther, Stig Arve |
| Cabri, Jan | Kennedy, Rodney | Sainsbury-Salis, Amanda |
| Camic, Clayton L. | Kephart, Wesley | Sánchez, Guillermo Felipe López |
| Camplain, Ricky | Ketcham, Caroline J. | Sánchez-García, Mario |
| Cancela Carral, José Mª | Khullar, Sachin | Sanchez-Oliver, Antonio Jesús |
| Carballeira, Eduardo | Kim, Eungdo | Santos, Luis |
| Carper, Michael | Kim, Hyun-Duck | Sarmento, Hugo |
| Carroll, Kevin M. | Kindy, Mark | Scheid, Jennifer L. |
| Carson, Fraser | Kingsley, J. Derek | Schmitz, Boris |
| Castillo, Daniel | Kingsley, Michael | Schubert, Matt |
| Castro-Sanchez, Manuel | Kirk, Ben | Schultz, Adrian |
| Castro-Sepulveda, Mauricio | Klein, Markus | Schwarz, Neil |
| Chander, Harish | Klemp, Alex | Seco, Jesus |
| Charmas, Malgorzata | Knechtle, Beat | Segatto, Marco |
| Chen, Yiming | Knight, Peter | Seiler, Stephen |
| Chilibeck, Phil | Koehler, Karsten | Sekulic, Damir |
| Ching, Congo Tak Shing | Konarski, Jan | Senchina, David |
| Choisne, Julie | Konefał, Marek | Setuain, Igor |
| Cholewa, Jason Michael | Korivi, Mallikharjun | Severin, Anna Cecilia |
| Clarke, Neil | Kostrzewa-Nowak, Dorota | Shalfawi, Shaher A. I. |
| Claudino, João | Kothgassner, Oswald D. | Silva, Ana Filipa |
| Clemente-Suárez, Vicente Javier | Królikowska, Aleksandra | Silva, Bruno |
| Collado, Pilar Sánchez | Kump, David | Silver, Tobin |
| Combet, Emilie | Kwak, Yi-Sub | Simenko, Jozef |
| Comfort, Paul | Lambert, G. Patrick | Singh, Chanpreet |
| Conte, Daniele | Lane, Andrew | Smeuninx, Benoit |
| Cook, Matthew | Lane, Michael Timothy | Solano, Pedro Ruiz |
| Cooke, Matthew B. | Langeard, Antoine | Sole, Christopher |
| Cools, Wouter | Langhammer, Birgitta | Sousa, António |
| Coratella, Giuseppe | Laurin, Jérôme | Sousa, Filipa |
| Cortis, Cristina | Lavender, Andrew | Spielmanns, Marc |
| Courel-Ibanez, Javier | Leischik, Roman | Sponsiello, Nicola |
| Couto, Bruno | León Guereño, Patxi | Stamatis, Andreas |
| Coutts, Rosanne A. | Li, Rui | Stastny, Petr |
| Cropper, Emma | Liedke, Gunnar | Stavrou, Vasileios |
| Cuadrado-Peñafiel, Víctor | Linthorne, Nicholas P. | Stefani, Ambra |
| Cynarski, Wojciech J. | Lisinskienė, Aušra | Stefani, Laura |
| Dadelo, Stanislavas | Liu, Pei-Yang | Stein, Jesse A. |
| Dalen, Terje | Lockard, Brittanie | Stone, Michael |
| Dames, Kevin D. | Lockie, Robert | Strazza, Annachiara |
| De La Vega Marcos, Ricardo | Loi, Natasha | Stupka, Nicole |
| De Souza, Eduardo Oliveira | Lopez Elvira, Jose Luis | Suchomel, Tim |
| Degens, Hans | Lopez-Fernandez, Jorge | Suchomel, Timothy J. |
| Del Vecchio, Alessandro | López-Gutiérrez, Carlos Javier | Suzuki, Katsuhiko |
| Deschodt-Arsac, Veronique | López-López, Daniel | Szczepek, Agnieszka J. |
| Dettweiler, Ulrich | Lorenzetti, Silvio | Taber, Christopher |
| Doering, Tom | Lorimer, Anna V. | Tadeu, Pedro |
| Domínguez, Raul | Louis, Julien | Talpey, Scott |
| Domizio, Marco Di | Low, Daniel | Talpey, Scott W. |
| Donchin, Milka | Luigi Invernizzi, Pietro | Tettenborn, Barbara |
| Donne, Bernard | Luis Ubago, Jose | Thomas, Ewan |
| Donti, Olyvia | Luk, Hui-Ying | Thompson, Raymond |
| Dresp-Langley, Birgitta | Luz, Carlos | Tieland, Michael |
| Driss, Tarak | Lynn, Anthony | Tiidus, Peter |
| D'Souza, Randall Felix | Lystad, Reidar P. | Tomczak, Andrzej |
| Duranti, Guglielmo | Mack, Diane E. | Topa, Gabriela |
| Earnest, Conrad | Madzima, Takudzwa A. | Torres-Luque, Gema |
| Edmonds, Rohan | Mainwaring, Lynda M. | Toubekis, Argyris |
| Eggleston, Jeffrey D. | Malchrowicz-Mośko, Ewa | True, Larissa |
| El Ghoch, Marwan | Mamen, Asgeir | Tsekoura, Maria |
| Emerenziani, Gian Pietro | Mandigout, Stéphane | Tsukamoto, Hayato |
| Emerson, Dawn M. | Mann, Bryan | Ueberschär, Olaf |
| Estevan, Isaac | Marino, Joseph | Vaczi, Mark |
| Falk Neto, Joao Henrique | Marocolo, Moacir | Valdivia-Moral, Pedro |
| Farrell, John W. | Martini, Doug | Van De Heijning, Bert J. M. |
| Federolf, Peter | Mascherini, Gabriele | Van Der Laarse, Willem J. |
| Fernandes, John F. T. | Mason, Laura | Van Vliet, Stephan |
| Fernandes, Ricardo J. | Mastorci, Francesca | VanDusseldorp, Trisha |
| Fernández-Revelles, Andrés B. | Maxwell, Hazel | Vaughan, Roger |
| Feuerhake, Udo | Mayo, Xian | Ventura, Jessica |
| Fontana, Mario | McLean, Scott | Visser, Bart |
| Formenti, Damiano | McLeod, Tamara Valovich | Vliet, Stephan Van |
| Forsyth, Adrienne | McLester, Cherilyn N. | Wagle, John |
| Foskett, Andrew | Medic, Nick | Wagle, John P. |
| Fragoso, Isabel Januário | Meng, Yu | Waller, Michael |
| French, Duncan | Mengarelli, Alessandro | Walsh, Mark |
| Fulford, Jonathan | Mercer, John A. | Waśkiewicz, Zbigniew |
| Fuller, Scott | Mermier, Christine M | Wawrzyniak, Agata |
| Furness, James | Methenitis, Spyridon | Weakley, Johnathan |
| Gaffney, Christopher | Mielgo, Juan | Weems, Mary |
| Galanis, Nikiforos | Mielgo-Ayuso, Juan | Werner, Nachbauer |
| Gallotta, Maria Chiara | Mitschke, Christian | West, Julia |
| García-García, Oscar | Mizuguchi, Satoshi | White, Jason |
| García-Ramos, Amador | Moghadam, Gita Khalili | Willems, Mark |
| Gareth, Nye | Moir, Gavin L. | Williams, Rebecca |
| Gąsior, Jakub S. | Molero, Pilar Puertas | Wilson, Patrick |
| Gastaldi, Laura | Monteiro, Diogo | Winchester, Lee |
| Gehlert, Sebastian | Moon, Richard E. | Won, Doyeon |
| Gentles, Jeremy | Morales-Suárez-Varela, María M. | Wong, Alexei |
| Gepner, Yftach | Morgan, Hani | Woodfield, Lorayne |
| Gerdin, Göran | Morouço, Pedro | Wu, Pei-Fung |
| Giannaki, Christoforos | Moser, Othmar | Wyver, Shirley |
| Gibson, Ann L. | Most, Jasper | Yamanashi, Hirotomo |
| Gil-Calvo, Marina | Mousavi, Amin | Yamatsu, Koji |
| Gist, Nicholas | Moya, Manuel | Zacca, Rodrigo |
| Gobbi, Erica | Müller, Patrick | Zając, Adam |
| Gomes, Thayse Natacha | Muñoz, Ana | Zaras, Nikolaos |
| Gómez Piqueras, Pedro | Musumeci, Giuseppe | Żebrowska, Aleksandra |
| Gómez-Baya, Diego | Mutz, Michael | Zelei, Ambrus |
| Gómez-López, Manuel | Nakashima, Motomu | Zemková, Erika |
| Gómez-Ruano, Miguel Ángel | Naughton, Robert | Zenic, Natasa |
| Goncu-Berk, Gozde | Navarro, Raul | Zerbini, Giulia |
| González Valero, Gabriel | Neiva, Henrique P. | Zhou, Shi |
| González-Badillo, Juan José | Neville, Jono | Zinn, Caryn |
| González-García, Higinio | Ng, Kwok | Zinner, Christoph |
| González-Víllora, Sixto | Nicolas, Guillaume | Zouhal, Hassane |
| Goodin, Jacob | Niederseer, David | Zubac, Damir |
| Gorissen, Stefan | Nikolaidis, Pantelis T. | Zweiker, David |
| Goto, Katsumasa | Nimphius, Sophia | Zwingenberger, Stefan |
| Goulet, Eric | Nitzsche, Nico | |
| Grabovac, Igor | Olaru, Octavian Tudorel |
© 2020 by the author. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).