Dadjo Servais holds a Ph.D. in Applied Linguistics by University of Abomey Calavi – UAC (Benin). He is also holder of a Master Degree in Marketing Research and Applied Linguistics (UAC). Dr. Servais currently serves as a lecturer at the University of Abomey Calavi, where he teaches Varieties of English Language and supervises students’ research projects. Before completing his PhD dissertation, he worked on several research projects in marketing, applied linguistics and sociolinguistics. He has also worked for the Regional Institute of Industrial Engineering, Biotechnology and Applied Sciences (IRGIB Africa) teaching Marketing Research and Sociology of Organisation and Organisational Behaviour. His research interests include marketing research, English for specific purposes and applied linguistics and sociolinguistics.