Peer review is the driving force of journal development, and reviewers are gatekeepers who ensure that Drones 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 13 days and the median time to publication was 36 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:
| Abdollahnejad, Azadeh | Mantellini, Simone |
| Abitew, Tadesse | Marinov, Marin |
| Adamopoulos, Efstathios | Marques, Pedro |
| Akca, Devrim | Martin, Daniel E. |
| Al-Ghussain, Loiy | McCoy, Mark D. |
| Ali, Ahmad | McGuire, Kimberly |
| Al-Rawabdah, Abdullah | Mehrandezh, M. |
| Alsaeedy, Alaa A. R. | Merrett, Craig G. |
| Anna, Konert | Merz, Torsten |
| Antonucci, Francesca | Milosavljević, Aleksandar |
| Armanini, Sophie | Minaei, Masoud |
| Atkins, Jeff | Mirabella Roberti, Giulio |
| Bailón-Ruiz, Rafael | Miura, Kenjiro |
| Ballesteros-Gonzalez, Rocio | Moguel, Enrique |
| Barca, Emanuele | Mohan, Midhun (Mikey) |
| Barrado, Cristina | Morel, Julien |
| Bartolomé, Jordi | Morimura, Naruki |
| Bas, Tim Le | Moutinho, Alexandra |
| Bavle, Hriday | Mrzljak, Vedran |
| Bekova, Radoslava | Nagai, Shin |
| Bithas, Petros S. | Naldi, Maurizio |
| Brassard, Jean-Denis | Nelson, James |
| Brauneck, Jens | Niki-Maleki, Khashayar |
| Breaban, Ana-Ioana | Ningthoujam, Ramesh |
| Callejo, Miguel Ángel Manso | Núñez, Alfredo |
| Cantoro, Gianluca | Ogashawara, Igor |
| Cao, Sen | Oishi, Yu |
| Carbonneau, Patrice | Ozdemir, Ibrahim |
| Carrascosa, Francisco | Padua, Luis |
| Casado, Rafael | Papić, Vladan |
| Caspari, Gino | Paramonov, Alexander |
| Chang, Anjin | Parcero-Oubiña, César |
| Chang, Yong Sik | Parisi, Erica Isabella |
| Chasco, Brandon | Parshin, Alexander |
| Chen, Ying-Yen | Partsinevelos, Panagiotis |
| Cherrett, Tom | Paterni, Marco |
| Chou, Tien-Yin | Patočka, Zdeněk |
| Christiansen, Fredrik | Paudel, Basanta |
| Chrpa, Lukas | Pecci, Antonio |
| Cofta, Piotr | Pepe, Massimiliano |
| Colefax, Andrew | Perec, Andrzej |
| Conti, Alessandro | Perera, Asanka |
| Coombes, Matthew | Pescaru, Dan |
| Correia, Americo | Pham, Phuong |
| Cowley, Dave | Pons, Marie-Noëlle |
| Cunis, Torbjørn | Ponte, Salvatore |
| Cunliffe, Andrew | Pourabdollah, Amir |
| Daftry, Shreyansh | Radoglou-Grammatikis, Panagiotis |
| Dakka, Sam M | Ramezan, Christopher |
| Davids, Corine | Ramos, António |
| Del Core, Giuseppe Del | Rangel, Pablo |
| Dewi, Ratna Sari | Rankine, Cassidy J. |
| Dewitt, Jessica | Raoult, Vincent |
| Dhaou, Riadh | Redweik, P. |
| Di Santo, Valentina | Rios Do Amaral, Lucas |
| Di Vito, Vittorio | Rodrigo-Comino, Jesus |
| Dias, Andre | Rogalski, Tomasz |
| Dimou, Anastasios | Rohan, Ali |
| Domenici, Paolo | Roncella, Riccardo |
| Elderini, Tarek | Rutishauser, Ervan |
| Elsaharty, Mohamed Atef Abbas | Sačkov, Ivan |
| Elsaid, Abdelrahman | Santamaria-del-Angel, Eduardo |
| Engelmann, Danilo | Sartori, Daniele |
| Eslam-Panah, Azar | Sattar, Farha |
| Estrany, Joan | Savino, Raffaele |
| Fallati, Luca | Sawicki, Piotr |
| Farlik, Jan | Schofield, Gail |
| Fiorini, Lidia | Schuurman, Michiel J. |
| Fraser, Benjamin T. | Seifried, Teresa M. |
| Gafurov, Artur | Seleiman, Mahmoud F. |
| Gafurov, Artur M. | Sesnie, Steven |
| Gao, Zongmei | Shajahan, Sunoj |
| Genchi, Sibila A. | Shao, Guofan |
| Georgescu, Puiu Lucian | Shao, Pei-Chi |
| Giovanacci, David | Shen, Ke |
| Gligor, Adrian | Sheshadri, Karthik |
| Gonçalves, Luís Carlos | Shih, Tianyuan |
| González De Santos, Luis Miguel | Sibanda, Mbulisi |
| González-Jaramillo, Víctor Hugo | Sinha, Ria |
| Goulos, Ioannis | Sirin, Andrey |
| Grenzdörffer, Görres | Smereka, Jacek |
| Gu, Jianyu | Solberg, Svein |
| Guastella, Dario | Song, Houbing |
| Hajime, Kayanne | Song, Yu |
| Hantson, Wouter | Soria Garcia, Juan Miguel |
| Hassanalian, Mostafa | Sothe, Camile |
| Hinas, Ajmal | Sousounis, Marios Charilaos |
| Ho, Hann Woei | Spano, Antonia |
| Hong, Zhonghua | Stanichny, Sergey |
| Huang, Chao | Steup, Christoph |
| Hufkens, Koen | Stewart, William |
| Hupy, Joseph | Stieglitz, Thomas C. |
| Iglesias, Luis | Stojcsics, Daniel |
| Isioye, Olalekan | Stütz, Peter |
| Itakura, Kenta | Suir, Glenn |
| Jabbal, Mark | Sun, Yi |
| Janicka, Joanna | Tang, Xiaojun |
| Janković, Radmila | Tang, Yunchao |
| Janowski, Lukasz | Teodoro, Paulo Eduardo |
| Jat, Prahlad | Tewes, Andreas |
| Jiang, Zhiyu | Throneberry, Glen |
| Jiménez López, Jesús | Tibaduiza Burgos, Diego Alexander |
| Jin, Tian | Tomczak, Arkadiusz |
| Jorge, Higinio | Tonolo, Fabio Giulio |
| Jorquera-Lucerga, Juan | Trevisan, Rodrigo |
| Joyner, Andrew | Trogu, Antonio |
| Kacem, Thabet | Tseng, Hsiao-Ting |
| Kang, Kevin | Tsiamis, Nikolaos |
| Kayad, Ahmed | Tsiropoulou, Eirini Eleni |
| Kelly, Joshua T. | Tsuzuki, Marcos |
| Kelly, Maggi | Tufarolo, Emanuele |
| Khan, Fazlullah | Tuna, Kalayci |
| Kim, Seon Jin | Turner, Darren |
| Kinaneva, Diyana | Tysiac, Pawel |
| Kirsch, Moritz | Väänänen, Veli-Matti |
| Kizek, Ján | Vacca, Giuseppina |
| Korczak-Abshire, Małgorzata | Vanneschi, Claudio |
| Kresse, Wolfgang | Varga, Orsolya |
| Kuitche, Maxime Alex Junior | Ventura, Daniele |
| Kumar, Abhishek | Vercelloni, Julie |
| Kuras, Przemysław | Villarini, Barbara |
| Land, Peter | Vladyko, Andrei |
| Larrinaga, Asier R. | Wallner, Mario |
| Lee, Kooktae | Wang, Jia |
| Lemos, Leila Soledade | Wang, Xinyu |
| Levashova, Natalia | Wang, Zhenglin |
| Li, Hongye | White, Connor |
| Li, Jiyu | Witek, Matylda |
| Li, Kaiway | Wu, Chaofan |
| Li, Linpei | Xie, PU |
| Li, Yundong | Yan, Yu |
| Liauzun, Cedric | Yang, Bo |
| Limp, W. Fred | Yang, Xiucheng |
| Lin, Yu-Ching | Yu, Kefu |
| Lindsay, Ian | Yu, Tianqi |
| Lou, Hezhen | Yunus, Ali P. |
| Lowe, Chris | Zangl, Hubert |
| Lyu, Hong-Kun | Zavadskiy, Sergey |
| M. Dakka, Sam | Zhang, Dayi |
| Ma, Ou | Zhang, Yanchao |
| Macrina, Giusy | Zhuang, Zheng-Yun |
| Magnini, Luigi | Zrinjski, Mladen |
| Malinverni, Eva Savina | Zwęgliński, Tomasz |
| Mallavalli, Seema | |
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