Acknowledgement to Reviewers of Universe in 2019

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 225 papers were published in the journal, with a median time to first decision of 22 days and a median time from submission to publication of 44 days. The editors would like to express their sincere gratitude to the following reviewers for their generous contribution in 2019:

Aarts, Gert	Létang, Jean Michel
Abraham, Zulema	Li, Liang
Adams, Fred	Li, Shirley Weishi
Adams, Jenni	Liberali, Valentino
Agullo, Ivan	Liberati, Stefano
Aichelin, Jörg	Licata, Ignazio
Akiyama, Kazunori	Lichtenegger, Herbert
Alodjants, Alexander	Lin, Lap Ming
Alves Batista, Rafael	Lingam, Manasvi
Andrew, Keith	Liss, Tony M.
Arbuzov, Andrei	Liu, Fu-Hu
Aros, Rodrigo	Liu, Xiang
Arzano, Michele	Livine, Etera
Asada, Hideki	Logoteta, Domenico
Attems, Maximilian	LoSecco, John M.
Ayriyan, Alexander	Louko, Jorma
Babichev, Eugeny	Ludu, Andrei
Bahamonde, Sebastián	Lunin, Oleg
Balakin, Alexander B.	Luongo, Orlando
Bamba, Kazuharu	Luzum, Matthew
Bambi, Cosimo	Magdy, Niseem
Barberio, Elisabetta	Maia, M. D.
Barnacka, Anna	Maluf, José Wadih
Barnich, Glenn	Marciano, Antonino
Barrau, Aurelien	Mariani, Camillo
Barrow, John	Marochnik, Leonid
Bartelmann, Matthias	Martin-Benito, Mercedes
Bass, Steven D.	Martín-Moruno, Prado
Beau, Mathieu	Mashhoon, Bahram
Beccaria, Matteo	Matthew, Durham J.
Beck, Douglas H.	Mavromatos, Nick E
Belli, Pierluigi	Mena-Marugan, Guillermo A.
Bellwied, Rene	Menezes, Gabriel
Berezhiani, Zurab	Miatto, Filippo M.
Bernuzzi, Sebastiano	Mielczarek, Jakub
Bhattacharya, Tanmoy	Mielke, Eckehard
Bicknell, Geoffrey	Mifsud, Jurgen
Bicudo, Pedro	Millington, Peter
Bielčík, Jaroslav	Miramonti, Lino
Biernat, Elmar	Misra, Ranjeev
Biesiada, Marek	Mitsou, Vasiliki
Bietenholz, Wolfgang Peter	Mizuno, Yosuke
Bisnovatyi-Kogan, Gennady S.	Modanese, Giovanni
Björn, Schenke	Moffat, John W.
Blaschke, David	Mondal, Tushar
Blasone, Massimo	Monthus, Cecile
Blázquez-Salcedo, Jose Luis	Moosa, Mudassir
Blok, Boris	Mortemousque, Pierre-Andre
Bodendorfer, Norbert	Moustakidis, Charalampos
Bojowald, Martin	Mück, Wolfgang
Bondarescu, Ruxandra	Nagy, Márton
Bonga, Beatrice	Nakayama, Yu
Bopp, Fritz W.	Nampalliwar, Sourabh
Bower, Richard	Nara, Yasushi
Bozapalidis, Symeon	Nättilä, Joonas
Bradley, Michael	Neiman, Yasha
Brahma, Suddhasattwa	Nester, James M.
Brandenberger, Robert H.	Nicolas, Chamel
Bravina, Larissa	Noiri, Akito
Bronnikov, Kirill	Nomura, Yasunori
Brown, Ethan	Novák, Tamás
Bulnes, Francisco	Nowakowski, Marek
Burdin, Sergey	Odintsov, Sergei
Cacciatori, Sergio	Oikonomou, Vasileios
Cai, Yi-Fu	Oles, Andrzej M.
Cao, Zhoujian	Onishchenko, Andrei
Capolupo, Antonio	Osato, Ken
Carrozza, Sylvain	Overduin, James
Casadio, Roberto	Ovgun, Ali
Catena, Riccardo	Pagani, Carlo
Celi, Alessio	Pagliara, Giuseppe
Cembranos, Jose	Paic, Guy
Chamoun, N.	Pajares, Carlos
Chang, Jin	Pal, Bilas K.
Chen, Chuan-Hung	Papp, Gábor
Chepel, Vitaly	Paraoanu, Gheorghe Sorin
Choi, Suyong	Park, Inyong
Choudhury, Sayantan	Paschos, Emmanuel A.
Christakoglou, Panagiotis	Pasechnik, Roman
Cleaver, Gerald	Passante, Roberto
Cohen, Elihau	Pásztor, Gabriella
Cohen, Thomas	Pelster, Axel
Combrinck, Ludwig	Percacci, Roberto
Contopoulos, Ioannis	Pereira, Antonio
Corda, Christian	Perlick, Volker
Cortes, Jose	Petrov, Albert
Craig, Nathaniel	Piattella, Oliver
Crkovska, Jana	Picanço, Rodrigo
Csanád, Máté	Piedipalumbo, Ester
Csörgő, Tamás	Pinčák, Richard
Dabrowski, Mariusz	Poletti, Dario
D'Agostino, Rocco	Povstenko, Yuriy
Dai, Liang	Pranzetti, Daniele
Danehkar, Ashkbiz	Pratt, Scott
Das, Saurya	Procureur, Sébastien
Das, Upasana	Providencia, Constança
Davies, Paul C. W.	Pruneau, Claude
De Diego, José A.	Pullin, Jorge
De Freitas-Pacheco, José Antonio	Qiu, Jian-Wei
De Martino, Ivan	Queiroz, Farinaldo
De Paolis, Francesco	Radi, Amr
Degollado, Juan Carlos	Radice, David
Del Popolo, Antonino	Rahvar, Sohrab
Del Zanna, Luca	Raidal, Martti
Deng, Xue-Mei	Ramirez, Cupatitzio
Deppman, Airton	Rampf, Cornelius
Dexheimer, Veronica	Ratti, Claudia
Di Marco, Alessandro	Reece, Matt
Dialektopoulos, Konstantinos	Rees, Martin
Doi, Takahiro	Reinhardt, Hugo
Dremin, Igor M.	Rey, Soo-Jong
Dulat, Falko	Ringer, Felix
Dvali, Georgi	Robbins, Daniel
Dymnikova, Irina	Robles-Perez, Salvador
Efroimsky, Michael	Rocha, Roldão Da
Eichhorn, Astrid	Rogatko, Marek
Elfner, Hannah	Rossi, Giancarlo
Escobedo Espinosa, Miguel Ángel	Rubiera-Garcia, Diego
Essén, Hanno	Rubin, David
Etzion, Erez	Rueda, Jorge
Evans, Justin	Rybczyński, Maciej
Fabris, Júlio	Ryblewski, Radoslaw
Fan, Xilong	Ryskin, Mikhail G.
Fendt, Christian	Saal, Margus
Feoli, Antonio	Sahlén, Martin
Fernando, Sharmanthie	Saikawa, Kenichi
Ferreira, Ricardo José Zambujal	Sanchez, Miguel
Fischbach, Ephraim	Santoni, Luca
Florkowski, Wojciech	Savelova, Elena
Fortin, Morgane	Sbitnev, Valery
Foschini, Luigi	Scampoli, Paola
Frey, Sandor	Schaefer, Bernd-Jochen
Friedman, Yaakov	Schäfer, Björn Malte
Gaitanos, Theodoros	Schee, Jan
García, J Antonio	Schmitt, Andreas
Garzelli, Maria Vittoria	Schulze-Makuch, Dirk
Gasperini, Maurizio	Sedrakian, Armen
Gazeau, Jean-Pierre	Senjanovic, Goran
Gergely, László	Shalyt-Margolin, Alexander
Gerosa, Davide	Shao, Lijing
Ghiglieri, Jacopo	Shapiro, Ilya
Gies, Holger	Shen, Chun
Ginsburg, Idan	Sheng, Yu-Bo
Giunti, C.	Shore, Graham
Glaser, Lisa	Shtanov, Yuri
Gong, Yungui	Siklér, Ferenc
González-Díaz, Diego	Singleton, Douglas
Gorbenko, Victor	Sitta, Mario
Gorda, Tyler	Słodkowski, Marcin
Gourgouliatos, Konstantinos	Smirnov, Alexei
Gralla, Samuel E.	Soda, Jiro
Grunfeld, Ana Gabriela	Solà, Joan
Gubitosi, Giulia	Speziale, Simone
Guendelman, Eduardo	Steinhaus, Sebastian
Gupt, Brajesh	Stergiou, Andreas
Haggard, Hal	Stuchlík, Zdeněk
Halliwell, Jonathan	Sultana, Joseph
Hanauske, Matthias	Sun, Jia Rui
Hatfield, Peter	Sushkov, Sergei
Hawley, John	Tawfik, Abdel Nasser
Hehl, Friedrich W.	Tempo, David
Helayel-Neto, J. A.	Tenkanen, Tommi
Heller, Michał	Tessarotto, Massimo
Hendi, Seyed Hossein	Tetradis, Nikolaos
Herdeiro, Carlos	Thompson, Lee
Hidalgo, Gabriel Flores	Toriumi, Reiko
Higinbotham, Douglas	Torrieri, Giorgio
Hiramatsu, Takashi	Tsukamoto, Naoki
Hobill, David	Tsupko, Oleg
Hoff Da Silva, Julio M.	Typel, Stefan
Hofmann, Ralf	Ulhoa, Sérgio Costa
Hohmann, Manuel	Vacca, Gian Paolo
Horwitz, Lawrence	Vagnozzi, Sunny
Huang, Wister	Valcarcel, Jorge Gigante
Huber, Markus Q.	Van Den Hoogen, Robert
Ivanov, Yu. B.	Van Hees, Hendrik
Jegerlehner, Fred	Velten, Hermano
Johnson-McDaniel, Nathan	Venanzoni, Graziano
Jones, Benjamin	Vento, Vicente
Jordan, Andrew	Vergara, José David
Joyce, Michael	Vertesi, Robert
Jurčišinová, Eva	Vitev, Ivan
Jurić, Tajron	Vittino, Andrea
Kaimakamis, George	Vogt, Ramona
Kajantie, Keijo	Voskresensky, Dmitry N.
Kamenshchik, Alexander Yu.	Vovchenko, Volodymyr
Kaminker, Alexander D.	Wahlberg, Hernan
Karpenko, Iurii	Wang, Michael H.L.S.
Karsch, Frithjof	Wang, Sai
Kashi, Amit	Wei, Hanyu
Keresztes, Zoltan	Werner, Klaus
Khaw, Kim Siang	Wieland, Wolfgang
Khurshudyan, Martiros	Wiggins, Brandom
Kibler, Maurice R.	Will, Clifford M.
Kim, Yong-Su	Wimberger, Sandro
Kimura, Rampei	Wlodarczyk, Zbigniew
Kirillov, Alexander	Wolf, Marek
Kleidis, Kostas	Wu, Dufan
Kobayashi, Tsutomu	Xiaofeng, Luo
Kolomeitsev, Evgeni	Xu, Donglian
Kopeikin, Sergei	Yang, Run-Qiu
Kosloff, Ronnie	Yasusada, Nambu
Kotanjyan, Anna	Yokomizo, Nelson
Kotikov, Anatoly	Yu, Xiaoquan
Kovács, Péter	Yuan, Feng
Kozlov, Mikhail	Zabrodin, Evgeny
Krajewski, Thomas	Zaccolo, Valentina
Krämer, Manuel	Zakharov, Alexander F.
Krishnan, Chethan	Zanelli, Jorge
Krizek, Filip	Zaninetti, Lorenzo
Krssak, Martin	Zárate, Laura Rosales
Kuang, Xiao-Mei	Zavala, Jesus
Lagos, Macarena	Zdunik, Julian Leszek
Lambiase, Gaetano	Zhidenko, Olexandr
Lavagno, Andrea	Zilhao, Miguel
Lebiedowicz, Piotr	Zimdahl, Winfried
Lecian, Orchidea Maria	Zinoviev, Yurii
Lee, Chung-Chi	Zipfel, Antonia
Lee, Hayden	Zlosnik, Thomas
Lepe, Samuel	Zou, Yuanchuan