Rigorous peer-reviews are the basis of high-quality academic publishing. Thanks to the great efforts of our reviewers, Robotics was able to maintain its standards for the high quality of its published papers. Thanks to the contribution of our reviewers, in 2021, the median time to first decision was 22 days and the median time to publication was 48 days. The editors would like to extend their gratitude and recognition to the following reviewers for their precious time and dedication, regardless of whether the papers they reviewed were finally published:
| Adamides, George | López, Antonio M. |
| Afzal, Muhammad Raheel | Loria, Antonio |
| Aksac, Alper | Luís Marques Macato, André |
| Alboul, Lyuba | Lyubenova, Velislava |
| Al-qaness, Mohammed A.A. | Ma, Yafei |
| Álvarez, Esther | Ma, Zhiqiang |
| Antonov, Anton | Maiello, Guido |
| Arami, Arash | Makihara, Kanjuro |
| Arockia Doss, Arockia Selvakumar | Mansouri, Masoumeh |
| Asadi, Ehsan | Marin-Hernandez, Antonio |
| Banic, Milan | Maskeliunas, Rytis |
| Barrientos, Antonio | Mauro, Francesco |
| Bechlioulis, Charalampos P. | Miatliuk, Kanstantsin |
| Becker, Marcelo | Mishra, Anand Kumar |
| Belkaid, Marwen | Misyurin, Sergey Yu. |
| Bertol, Douglas Wildgrube | Mocan, Bogdan |
| Blumenschein, Laura | Moore, Carl |
| Bonci, Andrea | Moras, Julien |
| Borucka, Anna | Mostýn, Vladimír |
| Bottin, Matteo | Motta, Gianmario |
| Bouffanais, Roland | Moulianitis, Vassilis |
| Božek, Pavol | Murray, Andrew |
| Burroughes, Guy | Mykhailyshyn, Roman |
| Butusov, Denis | Nelson, Carl |
| Calinon, Sylvain | Nevalainen, Paavo |
| Calisti, Marcello | Nishikawa, Satoshi |
| Campbell, Joseph | Nokleby, Scott |
| Cannarile, Francesco | Odetti, Angelo |
| Capitani, Renzo | Odloak, Darci |
| Casadei, Roberto | Ordaz, Patricio |
| Casado, Rafael | Ovchinnikov, Mikhail |
| Casals, Alicia | Pachidis, Theodore |
| Casañ, Gustavo | Palpacelli, Matteo Claudio |
| Cenedese, Angelo | Papageorgiou, Dimitrios |
| Chappel, Eric | Papić, Vladan |
| Chen, Chao | Park, Jaejong |
| Chen, Ti | Park, Yong-Jai |
| Chen, Weihai | Partsinevelos, Panagiotis |
| Cheneler, David | Patanè, Luca |
| Cheong, Joono | Pattacini, Ugo |
| Chesher, Christopher | Peidro, Adrian |
| Cho, Young Im | Perez, Stephany Berrio |
| Ciszak, Olaf | Pessanha Santos, Nuno |
| Coppin, Gilles | Peukert, Bernd |
| Corves, Burkhard | Piltan, Farzin |
| Costa Ramos, Daniel | Piotr Kucner, Tomasz |
| Courteille, Eric | Pires, Ivan Miguel |
| Cruz, Francisco | Pisla, Doina |
| Cuckov, Filip | Pop, Cristina Bianca |
| Cuervo, Mauro Callejas | Pop, Nicolae |
| Dadvar, Mehdi | Prada, Erik |
| Dasygenis, Minas | Pu, Yu-Chi |
| Díaz-Rodríguez, Miguel | Qi, Chong |
| Diego, Belén Curto | Qiu, Zhicheng |
| Ding, Liang | Rahal, Rahaf |
| Dong, Xiaoguang | Raharijaona, Thibaut |
| Dong, Xin | Rains, Glen C. |
| Doroftei, Loan | Rakhmangulov, Aleksandr |
| Dos Reis, Ângelo Vieira | Rauh, Andreas |
| Dresp-Langley, Birgitta | Renwick, Alan |
| Du, Zongliang | Rodriguez, Juvenal |
| Duda, Sławomir | Rodríguez-Licea, Martín-A. |
| D’Ulizia, Arianna | Rogerio Pinheiro, Plácido |
| Dyrcz, Czesław | Rogowski, Adam |
| Eduardo Espitia, Helbert | Romeo, Laura |
| Eitzinger, Christian | Rotella, Nicholas |
| Elgeneidy, Khaled | Roveda, Loris |
| Elsaid, Abdelrahman | Ruskowski, Martin |
| ElSayed, Ahmed | Sadeghi Esfahlani, Shabnam |
| Elsheikh, Mohamed | Safarik, Jakub |
| Fakhr Hosseini, Shabnam | Saffre, Fabrice |
| Fedorko, Gabriel | Saltaren, Roque |
| Feng, Mei | Sands, Timothy A |
| Feng, Yongfei | Scaradozzi, David |
| Fernandez, Roemi | Schwertfeger, Sören |
| Ferworn, Alexander | Scolari, André |
| Filippini, Chiara | Seriani, Stefano |
| Fink, Geoff | Shamshiri, Redmond R. |
| Foit, Krzysztof | Shang, Weiwei |
| Fraile, Juan-Carlos | Shao, Yunli |
| Franaszek, Marek | Shen, Yang |
| Francalanza, Emmanuel | Shi, Hu |
| Frennert, Susanne | Shih, Ching-long |
| Frese, Udo | Shimoga, Ganesh |
| Fue, Kadeghe | Shojaee, Khoshnam |
| Gai, Shaoyan | Shojaei Barjuei, Erfan |
| Galhano, Alexandra | Shu, Liang |
| Gallardo-Alvarado, Jaime | Sik-Lányi, Cecília |
| Galluzzi, Renato | Simoni, Roberto |
| Gao, Xueshan | Singh, Inderjeet |
| Garcia Gonçalves, Luiz Marcos | Sinibaldi, Edoardo |
| Garcia-Aracil, Nicolas | Skidanov, Roman |
| Gerber, Matt | Sola-Guirado, Rafael-Ruben |
| Ghosal, Sambuddha | Staretu, Ionel |
| Giberti, Hermes | Stateczny, Andrzej |
| Giergiel, Mariusz | Stefek, Alexandr |
| Gierlak, Piotr | Stojmenova, Kristina |
| Gonçalves, José | Strathearn, Carl |
| Gopinath, Varun | Subrin, Kévin |
| Gorbenko, Anna | Sun, Yushan |
| Gromov, Dmitry | Sun, Yuxiang |
| Haghshenas-Jaryani, Mahdi | Szewczyk, Roman |
| Haidegger, Tamas | Sziebig, Gabor |
| Han, Seong-Ik | Tabak, Ahmet Fatih |
| Heikkinen, Jani Erik | Tang, Lewei |
| Hermes, Giberti | Templin, Tomasz |
| Herrero, Elías Revestido | Throneberry, Glen |
| Hess Coelho, Tarcisio Antonio | Tichy, Matthias |
| Honório, Leonardo De Mello | Tkach, Itshak |
| Hošovský, Alexander | Tong, Liang |
| Hosseinzadeh, Mehdi | Tsai, Chi-Yi |
| Hu, Bo | Tsiakas, Konstantinos |
| Hu, Fuwen | Twu, Ruey-Ching |
| Huang, Lixiao | Uddin, Jia |
| Huang, Siya | Van Den Berghe, Rianne |
| Hubinsky, Peter | Venkateswaran, Swaminath |
| Ikeda, Tetsushi | Virgala, Ivan |
| Ionescu, Tudor | Vitanza, Alessandra |
| Ivanescu, Mircea | Wang, Dong |
| Janardhanan, Mukund Nilakantan | Wang, Dongshu |
| Janos, Rudolf | Wang, Fei |
| Jiménez, Pablo | Wang, Heng |
| Kaczmarek, Wojciech | Wang, Hesheng |
| Kapetanović, Nadir | Wang, Jiankun |
| Karpenko, Anatoly P. | Wang, Ke |
| Karras, George C. | Wang, Pengfei |
| Katzschmann, Robert K. | Wang, Xiaoyuan |
| Kazemian, Ali | Wang, Zhengfang |
| Keser, Tomislav | Wang, Zhouyi |
| Khayati, Karim | West, Andrew |
| Kim, Dal Hyung | Wielgosz, Maciej |
| Kim, Jonghoek | Winiarski, Tomasz |
| Kim, Taewi | Witte, Hartmut F. |
| Klein, Itzik | Wolniakowski, Adam |
| Kocer, Basaran Bahadir | Wu, Zhen |
| Koit, Mare | Wysocki, Marian |
| Koskinen, Kari T. | Xiang, Jiawei |
| Kostal, Peter | Xie, Ping |
| Kramar, Vadim | Xu, Cheng |
| Kraus, Johannes | Xu, Rongqing |
| Kucuk, Serdar | Yang, Kailun |
| Kulich, Miroslav | Yao, Jiantao |
| Kumar, Shitij | Yao, Yan-an |
| Kumar, Shivesh | Yao, Yuan |
| Kuo, Chin-Hsing | Yen, Jia-Yush |
| Kyrarini, Maria | Yeshmukhametov, Azamat |
| L’Afflitto, Andrea | You, Won-hee |
| Laffranchi, Matteo | Yovchev, Kaloyan |
| Lanni, Chiara | Yrttimaa, Tuomas |
| Lara Molina, Fabian Andres | Yu, Caoyang |
| Larin, Oleg | Yu, Jiayong |
| Lazzeri, Alessandro | Zaplana, Isiah |
| Leal-Junior, Arnaldo | Zha, Fusheng |
| Lee, Hyunsoo | Zhang, Chengrui |
| Lee, Min Cheol | Zhang, Hongwei |
| Lee, Seunghwan | Zhang, Jianjun |
| Lepoglavec, Kruno | Zhang, Ruirui |
| Li, Boyang | Zhang, Wenzeng |
| Li, Min | Zhang, Xiaochen |
| Li, Rui | Zhang, Xinming |
| Li, Yangmin | Zhang, Yongbo |
| Li, Zhongguo | Zhao, Jie |
| Lima, José Luis | Zhao, Lijun |
| Lin, Chih-Hong | Zhao, Zhijia |
| Lin, Chun-Yeon | Zhou, Lelai |
| Liu, Guangjun | Zhu, Aijun |
| Liu, Tairan | Zhuang, Yan |
| Lo, Wai Lun |
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