Rigorous peer-review is the corner-stone of high-quality academic publishing. The editorial team greatly appreciates the reviewers who contributed their knowledge and expertise to the journal’s editorial process over the past 12 months. In 2018, a total of 131 papers were published in the journal, with a median time to first decision of 15 days and a median time to publication of 41 days. The editors would like to express their sincere gratitude to the following reviewers for their cooperation and dedication in 2018:
| Abbas, Barfidokht | Liangdong, Zhu |
| Abdul Rahim, Ferhan | Lisa M, Harrison |
| Adam, Melvin | Lourdes Josefina Rivas, Torcates |
| Adrian, Neagu | Lu, Xu |
| Adrian, Ruff | Luca, Lanotte |
| Affar, Karimullah | Lucas, Ferreira |
| Agnieszka, Królicka | Luigi, La Spada |
| Agostino, Romeo | Luis, Abegão |
| Ahyeon, Koh | Luis, Cabrales |
| Aida, Ebrahimi | Luisa, Giansanti |
| Akshay, Kale | Madhu, Sheri |
| Alastair W., Wark | Magdalena, Oćwieja |
| Alberto, Sinibaldi | Małgorzata, Przybyt |
| Alejandro, Baldominos | Mana, Toma |
| Alessandro, Chiadò | Manuel, Aleixandre Herrero |
| Alessandro, Tonacci | Marcin, Gnyba |
| Alessandro, Pezzella | Marco, Grossi |
| Alessandro, Ortis | Marco, Buscaglia |
| Alexander, Kachynski | Maria, Lerm |
| Alexandru, Müller | Maria, Soler Aznar |
| Alexey V., Krasnoslobodtsev | Maria, Pedrero |
| Alfonso, Rodriguez-Herrera | Maria, Massaouti |
| Alfredo, Sánchez | Maria, Gamella Carballo |
| Alina, Karabchevsky | Maria, João Ramalhosa |
| Alois, Bonifacio | María Carmen, Blanco-López |
| Alphonsus, Ng | Maria Del Mar Ortega-villaizan, Romo |
| Alphus, Wilson | María Encarnación, Lorenzo Abad |
| Amirhossein, Shahshahani | Maria Laura, Ermini |
| Amitava, Moulick | Mariana, Medina-Sánchez |
| Amy M., Wen | Mariana, Ionita |
| Ana, C.A. Roque | Mariana Emilia, Ghica |
| Ana, Ledo | Maria-Nefeli, Tsaloglou |
| Ana Dinora, Guzman-Chavez | Mario, Rothbauer |
| Ana Isabel, Barbosa | Mario, Calvete |
| Anastasios, Economou | Marketa, Vaculovičová |
| Andrea, Gerbino | Marten, Postma |
| Andrea, Marcantoni | Martina, Viefhues |
| Andreas, Lesch | Martina, Zangheri |
| Andrew, Shoffstall | Masaki, Ujihara |
| Anitha, Devadoss | Matteo, Grattieri |
| Anja Hviid, Simonsen | Matti, Huotari |
| Anoop, Menachery | Mauro, Epifani |
| Antonio, Barberis | Melani, Solomon |
| Araceli, González Cortés | Melikhan, Tanyeri |
| Arnaud, Buhot | Meng, Sun |
| Aron, Hakonen | Michael, Schöning |
| Artem M., Pliss | Michael, Kangas |
| Arturo, Martínez-Rodrigo | Michael, Norton |
| Arunas, Ramanavicius | Michael, Lang |
| Asta, Tamulevičienė | Michele, Schiavon |
| Bal Ram, Adhikari | Michihiko, Nakano |
| Benoît, Piro | Miguel, Moreno |
| Bernhard, Roth | Mimma, Nardelli |
| Berta, Esteban-Fernandez De Avila | Min, Park |
| Bishnu, Regmi | Monica, Fedele |
| Bo, Tian | Moritoki, Egi |
| Boon Giin, Lee | Morteza, Aramesh |
| Boris B., Dzantiev | Mu-chun, Wang |
| Brendan D., MacDonald | Muhammad, Khan |
| Bryan, Gannon | Murilo, Santhiago |
| Burcu, Gumuscu | Naresh, Kumar |
| Carlo, Camerlingo | Nasrin, Hooshmand |
| Carlo, Massaroni | Nathalie, Bissonnette |
| Carlos A., Ramírez-Vargas | Neftali, Nuñez |
| Carlos Andres, Galan-Vidal | Netzahualcóyotl, Arroyo |
| Carlos Eric, Galvan-Tejada | Nicole, Jaffrezic-Renault |
| Catarina R. F., Caneira | Nikhil, Bhalla |
| Cees, Otto | Nirmal, Goswami |
| Célia, Silveira | Nirmalya, Tripathy |
| Celia F., Rodrigues | Noemí, De Los Santos Álvarez |
| Chia-Chen, Chang | Noureen, Siraj |
| Chiara, Fabris | Oluwasesan, Adegoke |
| Chii-Wann, Lin | Onur, Cakmak |
| Chiu-Yen, Wang | Ørjan G., Martinsen |
| Christian, Renken | Pablo Ivan, Nikel |
| Christian, Mayer | Pandiaraj, Manickam |
| Christoph, Slouka | Panneerselvam, Rajapandiyan |
| Christopher, Lemon | Paolo, Bollella |
| Chulhun, Kang | Paolo, Bertoncello |
| Conrad, Rizal | Partha, Ray |
| Constantin Mihai, Lucaciu | Pasquale, Russo |
| Cristiana, Caliceti | Patricia, Khashayar |
| Cristina, Coman | Patricia, Broderick |
| Cristina, Ariño | Patricia, Losada-Perez |
| Dae-Yoon, Kim | Pau, Herrero |
| Damion, Corrigan | Paul, Millner |
| Dana, Grecov | Paul Richard, Barber |
| Daniel, Martín-Yerga | Paul W., Buehler |
| Danny K. Y., Wong | Pawan, Jolly |
| Devon, Fitzgerald | Peng, Xu |
| Dietmar, Knopp | Pengtao, Wang |
| Diming, Zhang | Petar, Kassal |
| Dimitrios P., Nikolelis | Peter, Jacobs |
| Domenico, Grimaldi | Peter, Owens |
| Dong, Seong | Pierangelo, Bellio |
| Dong June, Ahn | Po, Wang |
| Ehsan, Samiei | Pranay, Agarwal |
| Elias K., Spanakis | Pratik, Shah |
| Elizabeth, Mann | Prosper, Kanyong |
| Emanuele Lindo, Secco | Qiao, Yang |
| En-Chih, Chang | Qingxiang, Wang |
| Enrico, Caiani | Rajashekhar, Gangaraju |
| Enrico, Verona | Ramaraja P., Ramasamy |
| Eric A.E., Garber | Raquel, Bailón |
| Eric De Souza, Gil | Reinhard, Möller |
| Erol, Ozgur | Reinhold, Orglmeister |
| Estefanía, Costa Rama | Rejane L., Petersen |
| Ettore, Massera | Robert, Horvath |
| Eulalia, Pereira | Ross, D. Milton |
| Fan, Zheng | Rossano, Lattanzio |
| Federico, Tasca | Roza, Szweda |
| Feng, Li | Rui, Lima |
| Fengchun, Tian | Rupesh K., Mishra |
| Filiz, Yesilkoy | Sabine, Müller |
| Fiona, James | Sai, Wang |
| Firman Mangasa, Simanjuntak | Saimon Moraes, Silva |
| Flavio Della, Pelle | Salvatore Gianluca, Leonardi |
| Florentina-Daniela, Munteanu | Salzitsa, Anastasova |
| Florina, Teodorescu | Sam H., Au |
| Francesca, Costantini | Sandeep K., Vashist |
| Francesco, Rundo | Sankarasekaran, Shanmugaraju |
| Francisco Javier, Gimeno Blanes | Sara, Abalde-Cela |
| Frank, Davis | Sara, Tombelli |
| Franz L., Dickert | Sara Isabel Augusto, Fateixa |
| Frieder, Scheller | Satish Balasaheb, Nimse |
| Gabe A., Kwong | Scott, Walper |
| Gabriel, Caffarena | Sebastian, Gutsch |
| Ganesh, Narayanan | Sebastian Andres, Diaz |
| Ganesh Kumar, Mani | Seok Jae, Lee |
| Gang, Wei | Seong Soo A., An |
| Gaspar, Rego | Sergey, Shityakov |
| Georg Christoph, Brunauer | Shailabh, Kumar |
| Giovanna, Marrazza | Shilpa, Sivashankar |
| Giovanni, Vozzi | Shinji, Kajimoto |
| Giuseppe, Maruccio | Shuwen, Zeng |
| Goldie, Oza | Simone, Del Favero |
| Gregory W., Bishop | Simone, Morosi |
| Greta, Faccio | Snober, Ahmed |
| Guillaume, Haïat | Sonal, Padalkar |
| Guodong, Sui | Sorah, Yoon |
| Hai Jun, Rong | Stefania, Marzorati |
| Halonen, Niina | Stefano, Cinti |
| Haoyuan, Chen | Stefano, Ciciliot |
| Heidi, Culver | Stefano, Lai |
| Henrik, Pedersen | Stéphane, Marinesco |
| Heongkyu, Ju | Stewart, Smith |
| Hideyuki, Mitomo | Sugawa, Kosuke |
| Hirofumi, Tani | Susan, Buckhout-White |
| Hiroyuki, Furuta | Susana, De Marcos Ruiz |
| Hugo, Posada-Quintero | Sven T., Stripp |
| Hui, Fang | Taewoo, Kim |
| Hung-Yu, Chang | Takeo, Minamikawa |
| Hutomo S., Wasisto | Tamás, Pardy |
| Hyeon-Yeol, Cho | Tania, García |
| Hyungwoo, Kim | Tao, Yue |
| Ibrahim, Abdulhalim | Tatiana, Zamay |
| Icíar, González | Teruhiko, Matsubara |
| Igor, Zozoulenko | Thomas, Doneux |
| Iliana, Fauzi | Tim, Prickett |
| Ingemar, Fredriksson | Toshikatsu, Takanami |
| Itthipon, Jeerapan | Trieu, Nguyen |
| J.-Pablo, Salvador | Tuo, Ji |
| Jacek, Wojtas | Tzu-En, Lin |
| Jacek, Namieśnik | Ulrich, Hofmann |
| Jaemin, Kim | Ulrike, Klueh |
| Jae-Sung, Kwon | Uwe, Schnakenberg |
| Jaewook, Lee | Vaidotas, Marozas |
| Jagotamoy, Das | Valentina, Grippo |
| James B., Kotcon | Vangelis, Economou |
| Jan, Nedoma | Venkata D. B. C., Dasireddy |
| Janis, Spigulis | Venkatesh, A Govindaraj |
| Jasmina, Vidic | Verónica, Montes-García |
| Jayakrupakar, Nallala | Viacheslav, Nikolaev |
| Jeon Woong, Kang | Victor Constantin, Diculescu |
| Jesús, Lozano Rogado | Vijayalakshmi, Velusamy |
| Jiajia, Xue | Vitali, Sikirzhytski |
| Jianfeng, Wu | Vladimir, Sukhov |
| Jianfeng, Ping | Vladimir A., Baulin |
| Jing, Liu | Vladislav, Khrustalev |
| Jinnan, Zhang | Vlastimil, Vyskočil |
| Jinxing, Liang | Wan-Young, Chung |
| Jinyoung, Lee | Wei Suong, TEO |
| Jochen, Lang | Wuliang, Yin |
| John, Mitchell | Xiangcheng, Sun |
| Jonathan T., Reeder | Xiao, Li |
| Jong I, Rhee | Xiao Dong, Zhou |
| Jong-Hoon, Kim | Xosé Antón Vila, Sobrino |
| Joo Chuan, Yeo | Xue, Qiu |
| Joonseok, Lee | Xuefei, Gao |
| Jörg, Fitter | Xuewei, Wang |
| Jorge, Henriques | Yang Jun, Kang |
| José, Juan-Colás | Yang-chun, Yong |
| José Machado, Da Silva | Yannick, Saalberg |
| José Manuel, Paredes | Yasuhisa, Omura |
| Juan Antonio, Corrales Ramon | Yasuko, Obata |
| Juan Carlos, Martinez Espinosa | Yi, Fang |
| Juan Francisco, Armijo | Yiyan, Fei |
| Jun, Suzurikawa | Yiyan, Li |
| Jun, Zhang | Yiyao, Ye-Lin |
| Jun, Ando | Yohei, Jinno |
| Jun-ichi, Anzai | Yongki, Choi |
| Kamrul, Islam | Yongxin, Zhao |
| Karol, Malecha | Yu-Chun, Kung |
| Katrin, Pollmann | Yue, Zhuo |
| Kazuhiro, Aoki | Yuen, Clement |
| Ken-ichi, Nomura | Yuksel, Temiz |
| Kien Voon, Kong | Yun, Wang |
| Kosuke, Ino | Yunlei, Xianyu |
| Kuangwen, Hsieh | Yunze, Yang |
| Kyle Elliott, Mathewson | Yuri E., Nesmelov |
| Kyriaki, Manoli | Zahra, Taleat |
| Laena, Pernomian | Zhe, Gao |
| Laura, Micheli | Zhigang, Zhu |
| Laura, Heitman | Zhiguo, Zhang |
| Laurent, David | Zhiqiang, Cheng |
© 2019 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/).