Nicolas holds a PhD in Computer Science & Engineering from the University of South Florida, USA (2012).

He has done research @Yahoo Labs, USA & @Telefonica Research, Spain, on online user behavior modeling & internet measurements of distributed systems, with 60+ published peer-reviewed papers.

Lately, he focuses on CyberPrivacy (web transparency, user online privacy, exposing PII leaks to 3rd-parties of advertising ecosystem in the post-GDPR era), and CyberSafety (modeling and detecting abusive and inappropriate content on social media using data mining and machine learning methods).

He has served in many technical program committees of top conferences and journals (WWW, KDD, TKDD, TKDE, TPDS, etc.).