Prof. Dr. João J Sousa is an associate professor at Faculty of Pharmacy, University of Coimbra, Portugal. He completed his Master’s degree in Pharmacy from the same school where he is working. He was invited to be a lecturer at both the national and international levels and participated in several oral communications. Furthermore, he has published more than 100 papers in various journals, in which his research interests include pharmaceutical technology, extended release dosage forms, microgranules, and transdermal systems.