This book is the outcome of the meticulous research of Ms. Catarina Guerra
Gonçalves for obtaining her master’s degree in International Business Law under my
supervision, followed by a comprehensive update in 2016. Its subject matter of data
collection and transborder transfer is highly relevant since data collection and transfer
impact our daily lives, even if we are not always aware of it. Data collection and
transfer of data is very commonly done by public authorities and commercial entities.