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 70 papers were published in the journal, with a median time to first decision of 20 days and a median time from submission to publication of 50 days. The editors would like to express their sincere gratitude to the following reviewers for their generous contribution in 2019:
| Alicea, Bradly | Latella, Claudia |
| Amirhosseini, Mohammad Hossein | Lee, Hyowon |
| Antle, Alissa N. | Lee, Youngho |
| Apostolellis, Panagiotis | Lenay, Charles |
| Apperley, Mark | Leroux, Hugo |
| Argasiński, Jan K. | Li, Yutong |
| Artese, Maria Teresa | Liang, Hai Ning |
| Azhar, Salman | Liles, Karina |
| Bakaev, Maxim | Lindquist, Mark |
| Ball, Christopher | Liu, Jiechao |
| Ballora, Mark | Lopes, Arminda Guerra |
| Bekker, Tilde | Lupetti, Maria Luce |
| Beliga, Slobodan | Mäkelä, Ville |
| Belteki, Gusztav | Mandanici, Marcella |
| Bennett, Christopher | Maraffi, Sabina |
| Berkling, Kay | Marcus, Nadine |
| Bevan, Chris | Marshall, Mark T |
| Bian, Dayi | Masoodian, Masood |
| Blackler, Alethea | Matthies, Denys J.C. |
| Boboc, Marius | May, Keenan |
| Bodenhagen, Leon | Mayer, Igor |
| Bohr, Jeremiah | McTear, Michael |
| Bollini, Letizia | Medina, Nuria |
| Bratitsis, Tharrenos | Meier, Sebastian |
| Brinkley, Julian | Merritt, Timothy Robert |
| Buisine, Stéphanie | Montero-Parejo, María Jesús |
| Buń, Paweł | Montes, Alejandro |
| Burdick, Kendall | Mora, Simone |
| Burlacu, Adrian | Müller, Wolfgang |
| Camilleri, Vanessa | Murray, Gabriel |
| Carbonell Carrera, Carlos | Murray, Gabriel |
| Carrera, Carlos Carbonell | Neroni, Pietro |
| Casas, Sergio | Newbutt, Nigel |
| Castro, John W. | Okada, Shogo |
| Cayla, Nathalie | Östlund, Britt |
| Chahin, Salim | Ozkan, Aylin |
| Chebat, Daniel-Robert | Pakanen, Minna Anneli |
| Cheung, Gifford | Palaigeorgiou, George |
| Chowdhury, Shammur Absar | Palmerius, Karljohan Lundin |
| Cobus, Vanessa | Panagiotopoulos, Ilias |
| Coello, Yann | Patrick, Patricia |
| Cope, Nick | Pederson, Thomas |
| Corps, Ruth | Pellas, Nikolaos |
| Cosco, Francesco | Perego, Paolo |
| Dalgleish, Mat | Petermeijer, Bastiaan |
| Daunys, Gintautas | Pfeufer, Ken |
| De Jesus Oliveira, Victor Adriel | Plass-Oude Bos, Danny |
| De Marco, Raffaella | Popelka, Stanislav |
| Degens, Nick | Popovic, Vesna |
| Dondi, Piercarlo | Potenziani, Marco |
| Doyle, Peter A. | Premebida, Cristiano |
| Ebrahimzadeh, Amin | Rahimi, Zahra |
| Eid, Mohamad | Rajan, Balaraman |
| El Mawas, Nour | Rajavenkatanarayanan, Akilesh |
| Esuli, Andrea | Raptis, George E |
| Fernández-Caballero, Antonio | Rebelo, Pedro |
| Fidas, Christos | Rivière, Guillaume |
| Filonik, Daniel | Roddy, Stephen |
| Finn, Patrick | Rodil, Kasper |
| Fracasso, Francesca | Rodrigo, Ma. Mercedes |
| Fraternali, Piero | Romero, Miguel |
| Fu, Bo | Ruiz-Sarmiento, J.R. |
| Fuhrmann, Arnulph | Sackl, Andreas |
| Gaggi, Ombretta | Santana, José Miguel |
| Gambini, Annastella | Sattar, Junaed |
| Garner, Tom | Schito, Joram |
| Giacomello, Giampiero | Schneider, Sebastian |
| Giger, Jean - Christophe | Schubert, Gerhard |
| Gil, HyunJae | Sharlin, Ehud |
| Götzelmann, Timo | Sherman, Paul |
| Govedarica, Miro | Sik-Lanyi, Cecilia |
| Grossmann, Georg | Sik-Lányi, Cecília |
| Haider, Fasih | Silva, Rui |
| HAMAM, ABDELWAHAB | Sluganovic, Ivo |
| Hammond, Tracy Anne | Sole, Gisela |
| Hanna, Nader | Spagnol, Simone |
| Harrington, Maria C. R. | Stachoň, Zdeněk |
| Hartley, Kendall | Stanescu, Ioana Andreea |
| Harwood, Tracy | Stefanov, Kalin |
| Hayes, Lauren | Stewart, Angela |
| Hellmann, Sebastian | Stoop, Wessel |
| Herman, Lukáš | Stronks, H Christiaan |
| Hillmann, Stefan | Styliaras, Georgios |
| Hirskyj-Douglas, Ilyena | Suero Montero, Calkin |
| Howes, Christine | Tadayon, Ramin |
| Hueske-Kraus, Dirk | Takasaki, Masaya |
| Hulusic, Vedad | Tan, Sabine |
| Hunt, Andy | Tavernise, Assunta |
| Järveläinen, Hanna | Todi, Kashyap |
| Joshi, Aditya | Tsiamyrtzis, Panagiotis |
| Jylhä, Antti | Tsitiridis, Aristeidis |
| Kabassi, Katerina | Tutubalina, Elena |
| Kammer, Dietrich | Van Hulle, Marc |
| Kaplanis, Neofytos | Van Praag, Lore |
| Kapralos, Bill | Veloso, Ana Isabel |
| Karakostas, Anastasios | Verenikina, Irina |
| Kasparick, Martin | Verma, Rakesh M. |
| Katterfeldt, Eva-Sophie | Vilhjálmsson, Hannes Högni |
| Khalil, Mohammad | Vosinakis, Spyros |
| Kim, Kangsoo | Walters, Lynne |
| Kim, Kangsoo | Wang, Hsueh-Cheng Nick |
| Kinnula, Marianne | Ward, Nigel |
| Koustriava, Eleni | Warmelink, Lara |
| Kozik, Teri M | Weimer, James |
| Kun, Andrew L. | Winters, B |
| Kurita, Yuichi | Yamauchi, Takashi |
| Laing, Simon | Zhang, Qi |
| Lameras, Petros | Zhao, Zhou |
| Landragin, Frédéric | Zibrek, Katja |
| Lange, Kathrin | |
© 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/).