Acknowledgment to Reviewers of Systems in 2020

Peer review is the driving force of journal development, and reviewers are gatekeepers who ensure that Systems maintains its standards for the high quality of its published papers. Thanks to the cooperation of our reviewers, in 2020, the median time to first decision was 21 days and the median time to publication was 43 days. The editors would like to express their sincere gratitude to the following reviewers for their precious time and dedication, regardless of whether the papers were finally published:

Abreu, António	Coelho, Denis A.
Ackermann, Fran	Dabija, Dan-Cristian
Adriaensen, Arie	Davidescu, Adriana Ana Maria
Albusac, Javier	Davidz, Heidi
Alcarria, Ramón	De Boer, Luitzen
Alonso Chavez, Vasthi	De Oliveira, Leise Kelli
Al-Shibaany, Zeyad	De Santo, Natale G.
Andries, Mihai	Delcea, Camelia
Antonovsky, Ari	Dieber, Bernhard
Aragoneses, Andrés	Dillon-Merrill, Robin L.
Armstrong, Stuart	Dolfin, Marina
Azouani, Abderrahim	Dumitriu, Dan
Balchanos, Michael	Dziechciarz, Józef
Banias, Ovidiu	Edwards, Stephen
Barba-Sánchez, Virginia	Elshaw, John J.
Bastas, Ali	Esangbedo, Moses Olabhele
Bellos, Evangelos	Espejo, Raul
Berg, Christian	Fan, Yee-Van
Bernier, Andrew	Farina, Alessandro
Blanco Rivero, Jose Javier	Febres, Gerardo
Blašková, Martina	Fekete, Alexander
Bolbot, Victor	Fernández, Julio Blanco
Brack, André	Ferrario, Roberta
Buckle, Pamela	Fokkink, Robbert
Bukowski, Lech	Freeze, Ronald
Calvo-Amodio, Javier	Freire, André Pimenta
Camerino, Oleguer	Froelich, Wojciech
Carmona, Pedro	Futia, Giuseppe
Cerezo-Narváez, Alberto	Gao, Feng
Chai, Ching Sing	Ge, Yingchun
Chang, Soowon	Ghosh, Ruchira
Cherif, Alhaji	Gluhih, Igor
Chiacchio, Ferdinando	Gralla, Erica
Christoforou, Zoi	Grosso, Massimiliano
Chudzicki, Jarosław	Guarnieri, Patricia
Guliciuc, Viorel	Miller, Michael E.
Habron, Geoffrey	Mittal, Sudip
Hagen-Zanker, Alex	Monat, Jamie
Hajej, Zied	Moreno Molina, David
Hakovirta, Marko	Mulej, Matjaz
Haluza, Daniela	Muller, Gerrit
Haverila, Matti	Müller, Julian Marius
Helman, Joanna	Nadányiová, Margaréta
Hosseinian-Far, Amin	Napoli, Christian
Huet, Sylvie	Nepomuceno, Erivelton Geraldo
Igamberdiev, Abir U.	Neureiter, Christian
Ilias, Sakellariou	Nieto, Juan
Jagoda, Agnieszka	Nowaczyk, Sławomir
Jbara, Ahmad	Oh, Inha
Jenlink, Patrick M.	Onyango, Esther
Jensen, Olga	Ordóñez, Isabel
Jeong, Byung Yong	Pacana, Andrzej
Jones, Katherine	Park, Sungkyu Shaun
Kanoi, Bernard	Pastusiak, Tadeusz
Kersten, Wouter C.	Pchelintsev, Alexander
Khashanah, Khaldoun	Pericchi, Luis
Khayal, Inas S.	Peter, Jones
Khedmati Morasae, Esmaeil	Petroutsatou, Kleopatra
Kianmehr, Hamed	Po, Laura
Kierzkowski, Artur	Popescu, Gheorghe N.
Kim, Hyunjung	Popkov, Yuri S.
Kirby, Andrew	Potyrała, Katarzyna
Kirpich, Alexander	Presta, Roberta
Koral Kordova, Sigal	Prieto-Gutiérrez, Juan José
Kordonis, Ioannis	Pross, Addy
Korfiatis, Constantinos	Pullan, Jerry
Krajcovic, Martin	Raffensperger, John F.
Krajcsák, Zoltán	Ranky, Paul
Krejcar, Ondrej	Raz, Ali K.
Kyung, Gyouhyung	Reboiro, Marta
Labaka, Leire	Reynolds, Martin
Lane, Andy	Rich, Eliot
Lepkova, Natalija	Rodríguez-López, Nuria
Leuzzi, Fabio	Roscia, Mariacristina
Licata, Ignazio	Rousseau, David
Lin, Zhongwei	Ruiz-Sinoga, José Damián
Lloret, Antonio	Salim, Hengky
Lugnet, Johan	Salmas, Constantinos
Ma, Zheng Feei	Salvador-García, Celina
Makowski, Marcin	Samat, Alim
Manione, Roberto	Sanchez Ramírez, Cuauhtémoc
Mao, Xiaoguang	Santos, Gilberto
Marolt, Marjeta	Savanevičienė, Asta
Marović, Ivan	Schaum, Alexander
Merritt, Joi	Schiappacasse, Paulina
Michnik, Jerzy	Sheu, Guang Yih
Shimomura, Yoshiki	Van Driel, Willem
Silva, Bhagya Nathali	Vanderelst, Dieter
Silva, Carlos	Vasilache, Simona
Simaens, Ana	Vaughn-Cooke, Monifa
Smith, Michael C.	Vicino, Thomas
Speir, Cameron	Voyer, John
Stano, Pasquale	Wade, Eric
Stará, Jana	Wang, Wei
Steenhuis, Tammo	Watson, Richard
Stojić, Andreja	Wells, Sam
Tang, Yongchuan	Xue, Qing
Tchórzewska-Cieślak, Barbara	Yeh, Tsu-Ming
Tiberius, Victor	Zambrana, Ivis Garcia
Trailer, Jeff	Zarri, Gian Piero
Tsalis, Thomas	Zhao, Jinsong
Uday, Payuna	Zhu, Bo-Wei
Ugarte, Juan P.	Zimmer, J. Christopher
Useche, Sergio A.	Zimmermann, Rainer
Vafadarnikjoo, Amin	Zorrilla, Vanessa