Raul Leal Gaião graduated in Philosophy from Lisbon University and in Literary Sciences from Universidade Nova de Lisboa. He also has an MA in Portuguese Language/Linguistics from Macau University. Gaião is a researcher in the fields of Lexicology, Dialectology and Creole Studies. He collaborated on and wrote for the dictionaries Dicionário Houaiss da Língua Portuguesa, Dicionário da Língua Portuguesa Contemporânea and Dicionário Global da Língua Portuguesa. Gaião has published several texts related to “Dialectology”, “Macau Creole”, and “Azoreans in Macau”, which were presented in conferences and colloquiums, particularly the Lusophone Colloquiums.