By Julià Minguillón, Associate Professor, UOC-eLC.
We are living in the information age. Or maybe in the knowledge one, according to the DIKW pyramid, which stands for data, information, knowledge and wisdom. But there is neither information nor knowledge without data, which is nowadays massively and continuously generated.
As inhabitants of a digital world, all our actions are under a constant surveillance, and we leave a myriad of traces of even the most mundane everyday experiences. We voluntarily use our smartphones, credit cards or ID badges, leaving such digital traces, but we are also involuntarily recorded in traffic cameras or when browsing the Internet, for instance.
