Sinfree Makoni is Director of African Studies, Liberal Arts Professor of African Studies and Applied Linguistics, The Pennsylvania State University, USA.

Cristine Gorski Severo is an Associate Professor at Federal University of Santa Catarina, Brazil and a CNPq national Fellow. 

Ashraf Abdelhay works for the Doha Institute for Graduate Studies, Qatar, as an Associate Professor in the program of Linguistics and Arabic Lexicography.

Alissa J. Hartig is Associate Professor of Applied Linguistics, Portland State University, USA.