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 266 papers were published in the journal, with a median time to first decision of 19 days and a median time from submission to publication of 43 days. The editors would like to express their sincere gratitude to the following reviewers for their generous contribution in 2019:
| Abbott, Alastair | Liu, Chenglin |
| Abdul-Aziz, Ali | Liu, Chuan-Ming |
| Abedinia, Oveis | Liu, Kangzhi |
| Afifi, Sohaib | Liu, Qi |
| Aggarwal, Ankush | Liu, Shengheng |
| Aghdaie, Mohammad Hasan | Liu, Su |
| Agulhari, Cristiano M. | Liu, Weiqiang |
| Akhmetzhanov, Andrei R. | Liu, Wen |
| Akrida, Eleni C. | Liu, Ye |
| Akutsu, Tatsuya | Livieris, Ioannis E. |
| Albu, Felix | López-Estrada, Francisco Ronay |
| Álvarez-García, José | López-Mancilla, Didier |
| Amezquita Sanchez, Juan Pablo | Loprencipe, Giuseppe |
| Anagnostopoulos, Ioannis | Lou, Xuyang |
| Andersson, Karl | Łyczkowska-Hanćkowiak, Anna |
| Angers, Jean-François | Maciel, Carlos Dias |
| Ardakani, Zahra | Madokoro, Hirokazu |
| Ariyarit, Atthaphon | Maga, Dusan |
| Ariyur, Kartik B. | Maji, Partha |
| Arora, Sankalap | Mäkelä, Marko |
| Arroyo, Jesús | Makris, Christos |
| Aubanel, Eric | Manerba, Daniele |
| Ávalos, Juan Gerardo | Manlove, David |
| Babbar, Rohit | Manowska, Anna |
| Bacanin, Nebojsa | Marović, Ivan |
| Baicheva, Tsonka | Marozas, Vaidotas |
| Bakaev, Maxim | Marszalek, Zbigniew |
| Baker, Thar | Martínez Torres, Javier |
| Baldi, Marco | Maximiano, Marisa Da Silva |
| Baldominos, Alejandro | Mehmood, Khawaja Khalid |
| Banisch, Ralf | Meisen, Tobias |
| Barbu, Marian | Melgarejo, Miguel |
| Barton, Carl | Meloni, Carlo |
| Bastos, Guilherme S. | Memmolo, Vittorio |
| Becerra, Miguel A. | Meyerhenke, Henning |
| Békési, József | Mheich, Zeina |
| Beligiannis, Grigorios N. | Mihelič, Jurij |
| Bellekens, Xavier | Milani, Alfredo |
| Beltran-Carbajal, Francisco | Milne, John |
| Belyaev, Evgeny | Minaee, Shervin |
| Benitez-perez, Héctor | Minematsu, Tsubasa |
| Bentert, Matthias | Mohamed, Ali Wagdy |
| Bergamaschi, Luca | Montangero, Manuela |
| Bessa, Iury Valente | Montiel, Oscar |
| Binucci, Carla | Moon, Hyeonjoon |
| Birken, Philipp | Mousas, Christos |
| Birmelé, Etienne | Mrówczyńska, Maria |
| Blaser, Nello | Müller-Hannemann, Matthias |
| Boeckner, Derek | Munoz-Guijosa, Juan Manuel |
| Borowczyk, Henryk | Munoz-Pacheco, Jesus Manuel |
| Bozapalidis, Symeon | Mur, Angel |
| Brancati, Renato | Murrieta-Mendoza, Alejandro |
| Briola, Daniela | Mystkowski, Arkadiusz |
| Britz, Thomas | Nadolny, Zbigniew |
| Broumi, Said | Najarian, Siamak |
| Burdett, Robert | Nakashima, Yuto |
| Cafaro, Massimo | Nalepa, Jakub |
| Calhoun, Jon | Naranjo-Hernández, David |
| Cámara-Chávez, Guillermo | Nastasi, Benedetto |
| Campen, Marcel | Naud, Richard |
| Cao, Xin | Navarro-Camba, Enrique A. |
| Caraffini, Fabio | Negru, Mihai |
| Carnero-Moya, Carmen | Neu, Joachim |
| Casalino, Gabriella | Nghiem, Peter P. |
| Casel, Katrin | Nuchkrua, Thanana |
| Castro-Linares, Rafael | Nuno, Lourenço |
| Cedomir, Milosavlevic | Okada, Isamu |
| Cereska, Audrius | Okajima, Junnosuke |
| Chan, Wai Hong | Opara, Karol |
| Chancellor, Nicholas | Ordyniak, Sebastian |
| Chandrasekaran, Srinivas Niranj | Osaba, Eneko |
| Chang, Che-Jung | Osmankovic, Dinko |
| Chatzigiannakis, Ioannis | Oszust, Mariusz |
| Chaudhry, Imran Ali | Ouahabi, Abdeldjalil |
| Chen, Bor-Sen | Paek, Sung Wook |
| Chen, Diyi | Pagnozzi, Alex |
| Chen, Guo | Pambianco, Fernanda |
| Chen, Shih-Hsin | Pamucar, Dragan |
| Chen, Weikai | Pan, Pengmin |
| Chen, Yuan-Ho | Pan, Tianhong |
| Chen, Zhijiang | Pan, W. David |
| Cheng, Long | Park, Won Kwang |
| Chew, Leroy | Pascal, Carlos |
| Chiarelli, Antonio | Passalis, Nikolaos |
| Ching, Wai-Ki | Pauk, Jolanta |
| Cho, Young Im | Paulevé, Loïc |
| Choi, Daeseon | Pejic Bach, Mirjana |
| Choi, Sungyong | Pellegrini, Riccardo |
| Chu, Shu-Chuan | Petcu, Dana |
| Clarke, Stephen E. | Petrović, Milica |
| Cohen, Adam | Pettitt, B. Montgomery |
| Contreras-Reyes, Javier E. | Pichotka, Martin Peter |
| Correa, Diego | Pieczynski, Wojciech |
| Cortellessa, Gino | Pierucci, Laura |
| Cottafava, Dario | Piovesan, Damiano |
| Crisan, Gloria Cerasela | Pirola, Yuri |
| Croce, Pierpaolo | Pistone, Giovanni |
| Cuevas, Francisco | Pivarčiová, Elena |
| Curiac, Daniel-Ioan | Płaczek, Bartłomiej |
| D’Andreagiovanni, Fabio | Pławiak, Paweł |
| Da Silveira, Marcos | Połap, Dawid |
| Dabaghian, Yuri | Policriti, Alberto |
| Dassios, Ioannis | Polinpapilinho, Katina |
| Dasygenis, Minas | Popkov, Yuri |
| Dauwels, Justin | Potika, Katerina |
| David, Sergio | Pratas, Diogo |
| De Castro, Alexandre | Precup, Radu-Emil |
| De Haan, Ronald | Preda, Ion |
| De Moura Ramos, José Joaquim | Previtali, Marco |
| De Santis, Michele | Protopapadakis, Eftychios |
| Delcea, Camelia | Psarakis, Emmanouil Z. |
| Deligkas, Argyrios | Ptak-Chmielewska, Aneta |
| Della Vedova, Gianluca | Punchihewa, Amal |
| Demartini, Melissa | Qi, Guanqiu |
| Demichela, Micaela | Qin, Jing |
| Demirhan, Haydar | Qu, Haibo |
| Derrode, Stéphane | Quatember, Andreas |
| Dezan, Catherine | Radac, Mircea-Bogdan |
| Diaconita, Vlad | Radescu, Radu |
| Diez, Matteo | Raffaeli, Roberto |
| Dinneen, Michael J. | Rajanna, Amogh |
| Domanski, Pawel D. | Rajchowski, Piotr |
| Dominguez-Isidro, Saul | Ralescu, Anca |
| Dong, Wen | Rambaud, Salvador Cruz |
| Dorffer, Clément | Rauh, Andreas |
| Dreżewski, Rafał | Raviv, Netanel |
| Dulal, Rajendra | Reddy, Surender |
| Dulebenets, Maxim A. | Redmond, Michael |
| Dumic, Emil | Redondo, Juani López |
| Dumitrescu, Mariana | Regulski, Krzysztof |
| El-Kebir, Mohammed | Réti, Tamas |
| Escobar-Jiménez, Ricardo | Rhee, Je-Keun |
| Evans, Patricia | Ribeiro Pinto, João |
| Facchini, Francesco | Righi, Rodrigo |
| Farago, Paul | Rivera, Adín Ramírez |
| Fargnoli, Mario | Rivera, Juan Carlos |
| Feld, Sebastian | Rodriguez, J. Apolinar Muñoz |
| Fernandes, Marcelo | Rodríguez-Licea, Martín-A. |
| Ferracuti, Francesco | Ronquillo Lomelí, Guillermo |
| Ferraioli, Diodato | Rossomando, Francisco |
| Ferramosca, Antonio | Rostampour, Vahab |
| Ferreira, Ricardo | Roy, Mohendra |
| Fidanova, Stefka | Rubio, Higinio |
| Filcek, Grzegorz | Ryabko, Boris |
| Finamore, Weiler A. | Ryndin, Eugeny A. |
| Fischer, Cyril | Rzepecka, Zofia |
| Florek, Wojciech | Sabirov, Denis |
| Fu, Cheng | Sadakane, Kunihiko |
| Fuduli, Antonio | Saeed, Khalid |
| Fulton, Lawrence | Sajavičius, Svajūnas |
| Fung, Wai-keung | Salas, Rodrigo |
| Gabriel-Alexandru, Constantin | Salkuti, Surender Reddy |
| Gadouleau, Maximilien | Samuel, John |
| Gaillot, Davy P. | Sana, Bhargava |
| Gajic, Dragoljub | Sanders, Peter |
| Gan, Guojun | San-Segundo, Ruben |
| Gao, Han | Santucci, Valentino |
| García Gonzalo, Esperanza | Sarajcev, Petar |
| García-Magariño, Iván | Sauer, Nathalie |
| Garcia-Pacheco, Francisco Javier | Schmidt-Schauß, Manfred |
| Garg, Harish | Scimeca, Manuel |
| Garg, Shilpa | Segall, Richard |
| Garzelli, Andrea | Seinturier, Julien |
| Georgiadis, Loukas | Semenov, Alexander |
| Ghazi-Nezami, Farnaz | Sengupta, Saptarshi |
| Giacinto, Giorgio | Sewell, Martin |
| Giannakis, Konstantinos | Shah, Habib |
| Glowacz, Adam | Shah, Syed Tariq |
| González-Briones, Alfonso | Shaikh, Zaffar |
| Gorman, Richard | Shan, Juan |
| Górnicki, Krzysztof | Sharma, Gokarna |
| Gramacy, Robert B. | She, Bing |
| Grubisic, Luka | Sheng, Liu |
| Gruenwald, Benjamin | Shih, Ching-Long |
| Guenda, Kenza | Sicilia-Montalvo, Juan Antonio |
| Guerrero, Joel | Sikdar, Shirsendu |
| Gunduz, Deniz | Sikora, Jan |
| Hachaj, Tomasz | Silva, Alexandre |
| Hadfield, Stuart | Silva, Arlindo |
| Haeusler, Edward | Simionescu, Petru |
| Hahn, Axel | Simonet, Geneviève |
| Hamadneh, Nawaf | Skalski, Andrzej |
| Hani, Qassim Bani | Slota, George M. |
| Havemann, Stephan | Smyth, Clifford |
| He, Meng | Sobieski, Wojciech |
| He, Ran | Sofronov, Georgy |
| Herraiz, Joaquín López | Soriano, Thierry |
| Herrera-May, Agustin L. | Sossa, Humberto |
| Hinkelmann, Knut | Sreckovic, Vladimir A. |
| Hladnik, Aleš | Stafylopatis, Andreas-Georgios |
| Holubek, Radovan | Stodola, Petr |
| Holzinger, Andreas | Stojić, Gordan |
| Horng, Shih-Cheng | Stoyanov, Borislav |
| Houssein, Essam H. | Stübinger, Johannes |
| Hsieh, Cheng-Hsiung | Subasi, Abdulhamit |
| Hsieh, Ping-Hung | Sugimori, Hiroyuki |
| Hsu, Chih-Ming | Sun, Daniel (Jian) |
| Hsu, Terng-Yin | Sun, Weiqing |
| Huang, Dong | Szabo, Alexandre |
| Humble, Travis | Szczuko, Piotr |
| Hunek, Wojciech | Szeidert, Iosif |
| Hutson, Kevin | Szénási, Sándor |
| Hwang, Chi-Hung | Szewczyk, Roman |
| Ibarra-Arenado, Manuel | Szóstak, Mariusz |
| Ilani, Hagai | Taherizadeh, Salman |
| Ivanov, Stoil I. | Tampakas, Vasilis |
| Ivrissimtzis, Ioannis | Tassopoulos, Ioannis X. |
| Jafari, Raheleh | Tiakas, Eleftherios N. |
| Jang, Gil-Jin | Tomasi, Beatrice |
| Jaśkowski, Piotr | Torres, Javier Martínez |
| Jekova, Irena | Torti, Emanuele |
| Jeong, Jin Su | Tramontana, Emiliano |
| Jia, Jianfeng | Tsaramirsis, Georgios |
| Józefowska, Joanna | Tsipouras, Markos G. |
| Jung, Jaeyoung | Tyshchenko, Oleksii |
| Kabatiansky, Grigory | Uchiyama, Hideaki |
| Kagalovsky, Victor | Vakhania, Nodari |
| Kalles, Dimitris | Valencia-Palomo, Guillermo |
| Kamisalic, Aida | Valenzuela, Daniel |
| Kanavos, Andreas | Valsesia, Diego |
| Karabasevic, Darjan | Van Der Wal, Natalie |
| Kashevnik, Alexey | Vaščák, Ján |
| Kaspar, Jan | Verdini, Federica |
| Kateris, Dimitrios | Verrelli, Cristiano Maria |
| Keler, Andreas | Verstaevel, Nicolas |
| Kelk, Steven | Véstias, Mário |
| Khaleghian, Meysam | Viccione, Giacomo |
| Khalili Mobarakeh, Ali | Villegas, Juan G. |
| Khan, Umar F. | Vinagre, Eugénia |
| Khezri, Rahmat | Vrbka, Jaromír |
| Kiang, Jean-Fu | Vukobratovic, Dejan |
| Kim, Hyun Hak | Wang, Di |
| Kim, Myungseob (Edward) | Wang, Hao |
| Kloczkowski, Andrzej | Wang, Hsiuying |
| Knop, Dusan | Wang, Huihui |
| Ko, Byoung Chul | Wang, Jing-Doo |
| Koivisto, Mikko | Wang, Ming-shi |
| Koloda, Jan | Wang, Xuemin |
| Koltsaklis, Nikolaos | Wang, Zhiying |
| Komusiewicz, Christian | Wang, Zhoujing |
| Kouziokas, Georgios N. | Wassermann, Alfred |
| Kowarik, Alexander | Werner, Piotr A. |
| Królczyk, Jolanta | Williamson, Geoffrey A. |
| Kudryashov, Boris | Wong, Ka-Chun |
| Küstner, Thomas | Wu, Bo |
| Lackey, Brad | Yakovets, Nikolay |
| Lacomme, Philippe | Yang, Fajun |
| Lagerkvist, Victor | Yang, Yongjie |
| Lam, Hak Keung | Yi, Chen |
| Lambert-Torres, Germano | Yi, Daqing |
| Lanzagorta, Marco | Yu, Liangjiang |
| Lech, Piotr | Yu, Ping |
| Lee, Inbok | Yue, Jing |
| Lee, Jeong Woo | Zarrin, Javad |
| Lekunberri, Edorta Carrascal | Zeifman, Alexander |
| Lemnaru, Camelia | Zhang, Fu |
| Levatic, Jurica | Zhang, Lei |
| Li, Miqing | Zhang, Shihua |
| Li, Taiyong | Zhang, Yu |
| Li, Xuemei | Zhao, Shen |
| Ligęza, Paweł | Zhao, Sicheng |
| Lillethun, Dave | Zhao, Wenfeng |
| Lin, Bertrand M.T. | Zhao, Xu-Dong |
| Lin, Chih-Hong | Zheng, Le |
| Lin, Chun-Liang | Zhou, Hongbo |
| Lin, Hong | Zhou, Zhengchun |
| Linares, Luis Jimenez | Zhu, Zhe |
| Linder, Tamás | Žilinskas, Antanas |
| Lindstrom, Peter |
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