The publishing and editorial teams would like to thank the following, for their invaluable service as 2021 reviewers for this journal. We are very grateful for the contributions made. With their help, the journal has been able to publish such high-quality articles:
| -, HIMANSHU |
| Abang Ali, Dayang Haszelinna |
| Abas, Basit |
| Abbasi, Munir |
| Abdelhak, Senadjki |
| Abdennadher, Sarhan |
| Abdul Latiff, Abdul Rais |
| Abdullah, Aznur |
| Abdullah, Borhan |
| Abdullah, Mazni |
| Abdullah, Mohammad |
| Abeka, Mac |
| Aboaba, Kazeem |
| Abraham, Dimple |
| Abraham, Rebecca |
| Abro, Asif |
| Abubakari, Mohammed |
| Acharya, Debashis |
| Adaji, Mercy |
| Adamu, Peter |
| Adele, Ademola |
| Adeosun, Oluyemi |
| Adeosun, Opeoluwa |
| Adesete, Ahmed |
| Adewuyi, Adeolu |
| Aditto, Satit |
| Aduhene, David |
| Agyire-Tettey, Frank |
| Ahmad, Mokbul |
| Ahmadi, Sina |
| Ahmed, Farid |
| Ajide, Folorunsho |
| Akhtar, Rulia |
| Akoijam, Sunildro |
| Akosen, Lawrence |
| Akram, Naeem |
| Akyuz, Mert |
| Al-Twal, Arwa |
| Alam, Mahfooz |
| Alam, Md. Mahmudul |
| Alam, Zaheer |
| Aldieri, Luigi |
| Alexiou, Constantinos |
| Alhussam, Mohammed Ismail |
| Ali, Abd elrhman |
| Ali, Jamal |
| Ali, Muhammad |
| Alzyoud, Hussein |
| Amaghouss, Jabrane |
| Amari, Mouna |
| Ambarkhane, Dr.Dilip |
| Amin, Yasir |
| Ammad, Syed |
| Ammerman, David |
| Amoah, Anthony |
| Amponsah, Mary |
| Andrikopoulos, Thanos |
| Angeli, Brent |
| Anh, Dao Le Trang |
| Annamalah, Sanmugam |
| Anton Rubio, Concha |
| Anwar, Awais |
| Archer, Lan |
| Aregbeshola, Bolaji |
| Arshad, Ameena |
| Arshed, Noman |
| Asadullah, Niaz |
| Asante, Bright |
| Asghar, Zahid |
| Atchadé, Mintodê Nicodème |
| Atisa, George |
| Atsin, Ange Marie Melissa |
| Audi, Marc |
| Autiero, Giuseppina |
| Avram, Silvia |
| Awotide, Bola |
| Axelrad, Hila |
| Ayifah, Rebecca Nana Yaa |
| Azam Khan, Muhammad |
| Azid, Toseef |
| Azid, Toseef |
| Azlina, A.A |
| Azolibe, Chukwuebuka |
| Baah-Boateng, William |
| Baffour, Priscilla Twumasi |
| Bandyopadhyay, Siddhartha |
| Banerji, Bidisha |
| Bani, Yasmin |
| Banna, Hasanul |
| Bannor, Richard |
| Bastos, Amélia |
| Basu Roy, Subhasree |
| Bech-Larsen, Tino |
| Bedford, Norm |
| Beham, Barbara |
| Benouna, Ghita |
| Bertussi, Geovana Lorena |
| Bhatia, Bhanu |
| Bhatia, Shikha |
| Bhattacharya, Joysankar |
| Bhattarai, Keshab |
| Bhujabal, Padmaja |
| Biffl, Gudrun |
| Bijman, Jos |
| Boadu, Mavis |
| Bonaventura, Luigi |
| Boo, Mei Chin |
| Brummund, Peter |
| Brunori, Paolo |
| Burch, Claire |
| C S, Shaijumon |
| Cambazoğlu, Birgül |
| Can, Hamit |
| Celikay, Ferdi |
| Cerra, Valerie |
| Chaker, Mohammed |
| Chakraborty, Abhijit |
| Chakravarty, Shanti |
| Chan, Steve |
| Chancharat, Surachai |
| Chandio, Abbas |
| Chaouachi, Maroua |
| Cheah, Yong Kang |
| Chen, Ke-Mei |
| Chng, Siang |
| Clémence, Solène |
| Connelly, James |
| Cutshall, Robert |
| D'Agostino, Antonella |
| Dakhan, Sarfraz Ahmed |
| Dalhaus, Tobias |
| Daovisan, Hanvedes |
| Dar, Vandita |
| Das Gupta, Ananda |
| Das, Tiken |
| Dasgupta, Utteeyo |
| Dash, Debi |
| Daskalopoulou, Irene |
| Davidescu, Adriana AnaMaria |
| Dávila-Fernández, Marwil J. |
| De Melo, Silas |
| De, Indranil |
| Detotto, Claudio |
| Dimitrova-Grajzl, Valentina |
| Dion, Michel |
| Doabil, Louis |
| Durmaz, Nazif |
| Economou, Athina |
| Egger, Eva-Maria |
| Ehigiamusoe, Kizito |
| Elahi, Ehsan |
| Eldomiaty, Tarek |
| Erra, Kamal Sai Sadharma |
| Esposito, Lucio |
| Faharuddin, Faharuddin |
| Faisal, Faisal |
| Fakih, Ali |
| Falcone, Pasquale Marcello |
| Falk, Martin |
| Fallahi, Firouz |
| Fan, Lida |
| Fatima, Ambreen |
| Favarin, Serena |
| Fereidouni, Hassan |
| Fernandes, Silvia |
| Fernandez, Cledwyn |
| Fernandez, Jacqueline Liza |
| Ferrone, Lucia |
| Firdausy, Carunia |
| Friedman, Stephen |
| Galalae, Cristina |
| Gallo, Giovanni |
| Gan, Christopher |
| Gani, Azmat |
| Garg, Ramesh |
| Garrett, Terence |
| Gazzola, Michele |
| Gedikli, Cigdem |
| Gevrek, Deniz |
| Ghosh, Saibal |
| Giovanis, Eleftherios |
| Giri, Arun Kumar |
| Goh , Lim Thye |
| Gomes, Orlando |
| Graff, Michael |
| Grané, Aurea |
| Grenier, Gilles |
| Grima, Simon |
| Gründler, Klaus |
| Guner, Selin Ece |
| Güney-Frahm, Irem |
| Gupta, Hemant |
| Gupta, Sanjay |
| Gurmessa, Negussie |
| Guyalo, Amanuel |
| Habibullah, Muzafar Shah |
| Haini, Hazwan |
| Halabi, Abdel |
| Hamidi, M. Luthfi |
| Hassan, Munawar |
| Hazra, Devika |
| Heitkämper, Katja |
| Herkenhoff, Linda |
| Hermeto, Ana |
| Hick, Rod |
| Ho, Linh |
| Horodnic, Ioana |
| Howard, Larry |
| Hudaefi, Fahmi |
| Hussain, Nor |
| Huzaifah Darukhanawalla, Batool |
| Ibukun, Cleopatra |
| Iftikhar, Mehwish |
| Imran, Kashif |
| Iqbal, Badar |
| Iqbal, Nasir |
| Ishida, Akira |
| Jain, Kshipra |
| Jha, Chandan Kumar |
| Jiumpanyarach, Waripas |
| Kaiser, Antonia |
| Kalirajan, Kaliappa |
| Kananurak, Papar |
| Kapuria, Cheshta |
| Karaalp-Orhan, Hacer |
| Karyadinata, Chk |
| Kasturi, Prahlad |
| Kathiravan, Chinnadurai |
| Kaur, Amandeep |
| Kaur, Amanpreet |
| Kaur, Harpaljit |
| Kaur, Sandeep |
| Kaur, Simrit |
| Kaushal, Shrutikeerti |
| Kautish, Pradeep |
| Kelling, William |
| Kenjegaliev, Amangeldi |
| Khan, Mohammad Tariqul Islam |
| Kim, Donkyu |
| Klimczuk, Andrzej |
| Knezevic, Blazenka |
| Knierim, Andrea |
| Konan, Yao Silvère |
| Krajcsák, Zoltán |
| Krichewsky, Damien |
| Kumar, Anjani |
| Kumar, Rishi |
| Labondance, Fabien |
| Latif, Ehsan |
| Lau, Evan |
| Lee, Chin |
| Lee, Chin-Yu |
| Lee, Donald |
| Lee, Hanol |
| Lee, Shou-Lu |
| Leitão, Nuno Carlos |
| Leskošek, Vesna |
| Levendis, John |
| Licht, John-Gabriel |
| Lim, Beatrice |
| Lim, Hock Eam |
| Lippi Bruni, Matteo |
| Liro, Justyna |
| Loginova, Daria |
| Lonkani, Ravi |
| Lubrano Lavadera, Giuseppe |
| MacDonald, Sean |
| Machio, Phyllis |
| Maddan, Sean |
| Magazzino, Cosimo |
| Mahmood, Athar |
| Malik, Shruti |
| Mann, Stefan |
| Marangos, John |
| Margaça, Clara |
| Masud, Muhammad Mehedi |
| Mateko, Freeman |
| Matli, Walter |
| Mazziotta, Matteo |
| Mazzotta, Fernanda |
| McCallum, Chloe |
| Mehari, Abel |
| Michelini, Laura |
| Mishra, Deepak |
| Mitra, Chayanika |
| Mohamad Azhar, Nur Azirah Zahida |
| Mohamed, Intan Salwani |
| Mohd Ghazali, Nazli Anum |
| Mohd Satar, NurulHuda |
| Mohd Yaziz, Nur A'mirah |
| Mohd, Saidatulakmal |
| Mohd. Yusof, Rosylin |
| Mourao, Paulo |
| Mubarik, Muhammad Shujaat |
| Muflih, Muhammad |
| Mukherjee, Arghya kusum |
| Muller Martins, Franco |
| Munro, Kirsten |
| Mysíková, Martina |
| Nandini, A. Satya |
| Naqshbandi, M |
| Nese, Annamaria |
| Ngoo, Yee Ting |
| Nguyen, Thi Anh Nhu |
| Nizioł, Krystyna |
| Nketiah-Amponsah, Edward |
| NoghaniBehambari, Hamid |
| Noman, Rahat |
| Noor Haslina, Mohamad Akhir |
| Nor, Mohamed |
| Ntayi, Joseph |
| Nyarko, Eunice Stella |
| Obayelu, Abiodun |
| Odhiambo, Nicholas .M. |
| Ojide, Makuachukwu |
| Olasehinde-Williams, Godwin |
| Oppong-Kyeremeh, Helena |
| Osabuohien, Evans |
| Otieku, Evans |
| Owoye, Oluwole |
| Oyekale, Abayomi |
| Palmisano, Flaviana |
| Pandey, Neeraj |
| Pandey, Vijay |
| Paniagua, Jordi |
| Panjawa, Jihad |
| PARISI, Lavinia |
| Pengo Bagolin, Izete |
| Pérez-Mayo, Jesús |
| Philips, Andrew |
| Phiri, Andrew |
| Pinto, Mauro |
| Pires, Armando J. Garcia |
| Pradana, Mahir |
| Pradhan, Sajeet |
| Pradipta, Emmanuel |
| Putriantini, Ika |
| Qerimi, Qerim |
| R L, Manogna |
| Rachmawati, Iva |
| Ram, Rati |
| Ramachandran, Jayalakshmy |
| Ramasubbian, Hemavathy |
| Ramos, Liliana |
| Rasiah, Ratneswary |
| Rastogi, Sanjay |
| Rathakrishnan, Thanuja |
| Reddy, A Amarender |
| Reissig, Linda |
| Rios-Avila, Fernando |
| Rockmore, Marc |
| Rohmatul Ajija, Shochrul |
| Romero, Alfredo |
| Roundy, Philip |
| Rovolis, Antonios |
| Roy, Poulomi |
| Roy, Shongkour |
| Sa'id, Hadiza |
| Sacco, Pierluigi |
| Salavou, Helen |
| Samanta, Debabrata |
| Samir Anwar Ahmed, Ashraf |
| Sanginabadi, Bahram |
| Santos, Nuno Rebelo dos |
| Sarkar, Debasis |
| Sarker , Fatema |
| Sarker, Nazirul |
| Sarpong, Bernard |
| Sarti, Elena |
| Satapathy, Jyotirmayee |
| Schneck, Stefan |
| Seetanah, Boopen |
| Selvarajan, Sonia Kumari |
| Seraj, Mehdi |
| Seth, Suman |
| Severová, Lucie |
| Shahadat, Khandakar |
| Shahinpoor, Nasrin |
| Shaikh, Salman Ahmed |
| Sharma, Dipasha |
| Sharma, Parmendra |
| Sharma, Rajesh |
| Sharma, Swati |
| She, Long |
| Sheikh, Ainy |
| Sheikh, Mehraj |
| Singaravelloo, Kuppusamy |
| Singh, Ashish |
| Singh, Seema |
| Singh, Shyam |
| Singh, Simarjeet |
| Sinha, Avik |
| Slesman, LY |
| Soon, Jan-Jan |
| Soon, Siew Voon |
| Sriram, Shyamkumar |
| Stetter, Christian |
| Strawiński, Paweł |
| Subramaniam, Thirunaukarasu |
| Swain, Braja |
| Syahlan, Syahrizan |
| Syed, Aamir |
| Sylwester, Kevin |
| Taayeli, Andrews |
| Tahir, Muhammad |
| Tang, Kam |
| Tavares, Aida Isabel |
| Tedong, Peter |
| Tharp, Derek |
| Timothy, Dallen |
| Tiwari, Pankaj |
| Torrisi, Gianpiero |
| Tortia, Ermanno Celeste |
| Tremma, Ourania |
| Tripathi, Sabyasachi |
| Tseng, Lu-Ming |
| Tubadji, Annie |
| Tumwebaze, Zainabu |
| Tundui, Charles |
| Tunio, Muhammad Nawaz |
| Twine, Edgar |
| Twine, Wayne |
| Uzonwanne, Godfrey |
| Valkonen, Tarmo |
| Vanegas, Manuel |
| Velilla, Jorge |
| Vellala, Paramasivan |
| Virmani, Naveen |
| Viverita, Viverita |
| von Ow, Albert |
| Wahab, Diana Abdul |
| Wahidudin, Ahmad Nazri |
| Walega, Grzegorz |
| Wambugu, Anthony |
| Webb, Clayton |
| Weigelt, Oliver |
| Wimmer, Stefan |
| Wolff, Kevin T. |
| Wright , Sarah Louise |
| Wye, Chung-Khain |
| Yadav, Shatrughan |
| Yang, Li |
| Yiew, Thian Hee |
| Yildirim, Julide |
| Yong, Chen Chen |
| Yoopetch, Chanin |
| Yücel, Fatih |
| Zakaria, Roza |
| Zegarra, Luis Filipe |
| Zeqiraj, Veton |
| Zhang, Weiguo |