Miguel Magalhães is a professor of Portuguese as a foreign language at Universidade Nova de Lisboa (FCSH / IMS) - Levels A1 to B2 He is a doctoral student in Text and Speech Linguistics and a Research Fellow of the Grammar and Text Group (FCSH / CLUNL / LIN / 03213LIN / 03213) within the CoRus - CLUNL Strategic Project 2015-2020). He has participated in several R & D projects and published several scientific papers in several national and international journals. Currently, the main areas of research are textual analysis, text mining and categorization.