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:
- Abdollahi, Ahmad
- Adeboyejo, Aina Thompson
- Aghimien, Douglas
- Al Shboul, Khalid
- Al-Kofahi, Zain
- Ali, Azlan Shah
- Aliakbari Nouri, Fahimeh
- Alidoust Ghahfarokhi, Ebrahim
- Aliu, Ibrahim
- Alshboul, Odey
- Amin Mohd Radzuan, Nor
- Andelin, Mia
- Arianpoor, Arash
- Ariff, Nor Rima Muhamad
- Asadi, Iman
- Au-Yong, Cheong Peng
- Awang, Mariah
- Azmi, Nur Farhana
- Baaki, Timothy
- Bawaneh, Khaled
- Che-Ani, Adi Irfan
- Chen, Long
- Chinna Pamulety, T.
- Chua, Shirley Jin
- Fadzil Mat Yasin, Mohd.
- Fakere, Alexander
- Fettermann, Diego
- Forbes, Brian
- Ghorbani, Behzad
- Haghighi, Farshid Reza
- Hamedat, Ola
- Hedayati Marzbali, Massoomeh
- Hong, Ying
- Ikediashi, Dubem
- Jensen, Per Anker
- Kamaruddin, Nadia
- Koteswara Rao Naik, Bhukya
- Krishnan, K. K.
- Langar, Sandeep
- Lari Dashtbayaz, Mahmoud
- Li, Xinming
- Lindahl, Goran
- Liu, Sha
- Lou, Eric
- Lu, Qiuchen
- Ma, Ling
- Maghsoodi Tilaki, Mohammad Javad
- May, Daryl
- Michell, Kathy
- Mishra, Tapas K.
- Mobach, Mark. P.
- Mustafa, Mohd Syafiq Syazwan
- Myeda, Nik
- Nasiri, Fuzhan
- Norazman, Norsafiah
- Nubi, Timothy
- Olayiwola, Adewale
- Opoku, Alex
- Pan, Mi
- Panda, Prasant Kumar
- Rajaeei, Raha
- Riley, Mike
- Rohi, Safoura
- Rostami, Vahab
- Salehi, Mahdi
- Salleh, Naziah
- Salvi Mari, Tamil
- Seifzadeh, Maryam
- Sh Said, Sheikh Ali Azzran
- Shafigh, Payam
- Sharmin, Tanzia
- Singh, Prof. Surya Prakash
- Smith, Andrew
- Tahrima, Ahmad Faiz
- Tang, Haoye
- Teo, Evelyn Ai Lin
- Udokporo, Chinonso
- Xie, Xiang
- Yang, Eunhwa
- Yeung, John
- Ying, Huaquan
- Yu, Cong
- Yusoff, Mohd. Nazaruddin
- Zaid, Noor Suzaini Binti Mohamed
- Zhang, Sujuan
- Zhao, Xiaojing
- Zhou, Alexander Shanjing
- Zubaidah Hashim, Siti