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:

• Aaltio, Iiris
• Abbas, Fakhar
• Abdul Ghani Azmi, Ilhaamie
• Abdul Hamid, Norsiah
• Abdullah , Dewi Fariha
• Abuhussein, Tala
• Adamson, Maria
• Afiouni, Fida
• Agarwal, Bhawna
• Agarwala, Tanuja
• Agbodzakey, James
• Agboga, Richard
• Agbontaen, Osaro
• Agrawal, Nirupama
• Ahmad-Zaluki, Nurwati A.
• Akala, Beatrice
• Akhtar, Samina
• Al-Serhan, Amani
• Alcaide Ruiz, María Dolores
• Ali, Hafiz Yasir
• Alleyne, Philmore
• Amran, Noor Afza
• Anderson, Deirdre
• Angell, Linda
• Anselmann, Sebastian
• Arif, Seema
• Arora, Jaskiran
• Arora, Manpreet
• Arshad, Muhammad
• Arunachalam, Thiruchelvi
• Atay, Ozlem
• August, Rachel
• Ayande, Alpha
• Baba, Vishwanath
• Bamel, Umesh
• Barrett, Mary
• Basit, Asma
• Belwal, Shweta
• Berkery, Elaine
• Bernardi, Richard
• Bhattacharyya, Antara
• Biele Mefebue, Astrid
• Billing, Yvonne Due
• Blake-Beard, Stacy
• Blevins-Knabe, Belinda
• Bocconcelli, Roberta
• Boiarintseva , Galina
• Bourdil-Resch, Maryline
• Boyle, Kate
• Brady, Lisa
• Brahma, Sanjukta
• Bravo, Francisco
• Broadbridge, Adelina
• Bujaki, Merridee
• Cabral-Cardoso, Carlos
• Cai, Minjie
• Caputi, Peter
• Carli, Linda
• Carr, Melissa
• Carreri, Anna
• Casaca, Sara Falcão
• Cesaroni, Francesca Maria
• Chakraborty, Shreyashi
• Chan, Emily
• Chaudhary, Narendra
• Chaudhry, Naveed Iqbal
• Chin, Lynn
• Choudhary, Amod
• Chovwen, Catherine
• Ciprikis, Klavs
• Cloninger, Peggy
• Cook, Alison
• Cook, Wendy
• Cooke, Fang Lee
• Corbin, Akhentoolove
• Crawley, Daria
• Cukier, Wendy
• D'agostino, Maria
• Dai, Jin
• Del Castillo, Elsa
• Diaz Garcia, Maria Cristina
• Dillard, Nicole
• Dilmaghani, Maryam
• Dion, Michel
• Dordoni, Annalisa
• Drago, Carlo
• Duran-Bellonch, Mar
• Dutta Gupta, Sangita
• El-Kot, Ghada
• Elsaid, Eahab
• Endriulaitienė, Auksė
• Engstrand, Åsa-Karin
• Espinosa-Méndez, Christian
• Estiri, Mehrdad
• Farooqi, Seemab
• Feng, Zhiyu
• Ferguson, Richard
• Fernandes, Camilla
• Fernandes, Emilia
• Fernandes, Emilia
• Fernandez-Guadaño, Josefina
• Fielden, Sandra
• Fillis, Ian
• Fine, Leigh
• Fogelberg Eriksson, Anna
• Formánková, Lenka
• Fox-Kirk, Wendy
• Fredricks, Susan
• French, Erica
• Fuchs, Rosa María
• Gabaldon, Patricia
• Gardiner, Rita
• Garg, Aashish
• Gaus, Nurdiana
• Georgiadou, Andri
• Geyfman, Victoria
• Ghosh, Anindita
• Gilbert, G. Ronald
• Gill, Suveera
• Gimenez, Daniela
• Glass, Christy
• Golzard, Vahideh
• González Pérez, Susana
• González, Clara
• Grandy, Karen
• Griffiths, Heather
• Guha, Samapti
• Guo, Gengxuan
• Habib, Mohshin
• Hallward, Maia
• Handa, Rekha
• Hanold, Maylon
• Hartman, Rosanne
• Hassan Gorondutse, Abdullahi
• Hawarden, Rosanne
• Heikkinen, Suvi
• Heinonen, Jarna
• Holgersson, Charlotte
• Howes, Tess
• Hsu, Chih-Shun
• Hughes, Karen
• Hurley, Dene
• Hussain, Javed
• Husu, Liisa
• Ierodiakonou, Christiana
• Imhanrenialena, Benedict
• Ince Yenilmez, Metlem
• Ingols, Cynthia
• Ingusci, Emanuela
• Isaac, Carol
• Jagannathan, Srinath
• Jain, Neera
• Jarlstrom, Maria
• Jena, Lalatendu Kesari
• Johns, Raechel
• Johnston, Karen
• K.A., Zakkariya
• Kahrens, Marion
• Kakouris , Alexandros
• Kalaitzi, Stavroula
• Känsälä, Marja
• Karia, Noorliza
• Karletidou, Natasa
• Katono, Isaac 
• Katunze, Miriam
• Kauer, Alexandra
• Kazmi, Azhar
• Kear, Karen
• Kemp, Linzi
• Khan, Benish
• Khidmat, Waqas Bin
• Khursheed, Aisha
• Kiser, Angelina
• Kılıç, Merve
• Klyver, Kim
• Knudsen, Knud
• Krishnan, Venkat
• Krizkova, Alena
• Kumar Rajverma, Abhinav
• Kumar, Satish
• Kundu, Subhash C.
• Lage, Mariana Luisa
• Ledbetter, Bernice
• Lewis, Patricia
• Li, Sipan
• Li, Yaokuang
• Lindsay, Val
• Linehan, Margaret
• Liyanage, Dilusha
• Lourenço, Mariane
• Machado, Hilka
• Maddox-Daines, Kay
• Madichie, Nnamdi
• Malik @ Malek, Mazrah
• Mallett, Oliver
• Manrique Molina, Luisa Fernanda
• Mariño, Teresa
• Marshall, Judi
• Martin Cervantes, Pedro Antonio
• Martin O'brien, Josiane
• Martin, Denise
• Martin, Patricia
• Martínez, Miryam
• Mascarenhas, Carla
• Mavin, Sharon
• Mcelwee, Gerard
• Mcway, Ryan
• Meglich, Patricia
• Mensa, Marta
• Metawie, Miral
• Michaelides, Andrie
• Middleton, Karen
• Mikkelsen, Kirsten
• Misra, Rajnish Kumar
• Monserrat, Silvia
• Mooney, Shelagh
• Moore, Mark
• Morales De La Vega, Mª Encina
• Moreno-Gómez, Jorge
• Morris, Lonnie
• Morshed, Zakir
• Moulin De Souza, Eloisio
• Mukherjee, Sujata
• Mulu, Hundera
• Mungaray, Kimberly
• Nabi, Ghulam
• Nagar, Komal
• Nagy, Beáta
• Naicker, Visvanathan
• Najam, Usama
• Narendran, Roshni
• Naschberger, Christine
• Nasution, Damai
• Neal-Smith, Jane
• Nelson, Merlin
• Niemisto, Charlotta
• Njinyah, Sam
• Nsengimana, Simon
• Nwachukwu, Dr. Chijioke
• O Grada, Aifric
• O'hagan, Angela
• Orser, Barbara
• Panopoulos, Anastasios
• Papalexandris, Nancy
• Pavlovic, Vladan
• Pereira, Paulo
• Pkv, Kishan
• Pollitzer, Elizabeth
• Poorhosseinzadeh, Mahan
• Pousa, Claudio
• Primecz, Henriett
• Pucetaite, Raminta
• Pustelnikovaite , Toma
• Racherla, Kumar Bhaskar
• Rae, Sally
• Rafnsdóttir, Gudbjörg Linda
• Rahman, Rafiduraida
• Raychaudhuri, Ajitava
• Ren, Xiaoni
• Reutzel, Christopher
• Reynolds, Kae
• Ribeiro, Domingo
• Ridgway, Maranda
• Rodgers-Healey, Diann
• Rodrigues, Caroline
• Rodriguez, Jenny K
• Roos, Annie
• Roy, Santanu
• Ryan, Irene
• Salamzadeh, Yashar
• Saliya, Candauda Arachchige
• Sallan, Jose M
• Saona, Paolo
• Sarwat, Nosheen
• Schein, Virginia
• Schulmeyer, Marion
• Scott, Heather
• Sealy, Ruth
• Sengar, Ruby
• Sentuti, Annalisa
• Shafie, Rohami
• Shapiro, Mary
• Shaya, Nessrin
• Sheerin, Corina
• Shome, Mihir
• Sia, Surendra
• Sidani, Yusuf
• Simon, Jessica
• Sims, Cynthia
• Singh, Abhilasha
• Singh, Gurmeet
• Sisk, Faye
• Skountridaki, Lila
• Speranza, Carly
• Srivastava, Jaya
• Srivastava, Shalini
• Stockdale, Margaret
• Stork, Elizabeth
• Sundström, Aksel
• Suntoo, Oojeet
• Tabassum, Naznin
• Tandrayen Ragoobur, Verena
• Tang, Joyce
• Tekinay, Sirin
• Teoh, Wendy Ming Yen
• Thiruvadi, Sheela
• Tomas, Marina
• Topuzova, Lazarina
• Tourigny, Louise
• Traavik, Laura
• Uddin, Mahi
• Udén, Maria
• Ulus, Eda
• Undurraga, Rosario
• Ursel, Nancy
• Valentine, Sean
• Van Dijk, Gerda
• Vicsek, Lilla
• Villesèche, Florence
• Vinnicombe, Susan
• Viswanathan, Kumar
• Vongalis-Macrow, Athena
• Vontz, Maureen
• Wallace, Barbra
• Walls, Jill
• Wang, Yalin
• Wannamakok, Wisuwat
• Way, Megan
• Weldon-Johns, Michelle
• Whiley, Lilith
• Whiteman, Julie
• Wickramasinghe, Vathsala
• Williams, Jaime
• Witmer, Hope
• Wolfram, Hans-Joachim
• Woodhams, Carol
• Woolnough, Helen
• Wu, Juan
• Wyatt, Madeleine
• Xian, Huiping
• Yaghi, Abdulfattah
• Yan, Tao
• Yildiz, Gaye
• Yukongdi, Vimolwan
• Zaheer, Ahmad
• Zali, Mohammad Reza
• Zia, Sayma