Sofia Ferro-Santos is a PhD Candidate at ISCTE-IUL, in Communication Sciences researching on the topic "Political Communication in Twitter: Filter Bubbles or public communication channel". She is a professor of Political Marketing at IPPS-ISCTE. Shehas also collaborated on the European Project EUMEPLAT - European Media Platforms: assessing positive and negative externalities for European Culture (Funded by European Union’s Horizon 2020; Grant No 101004488) and on IBERIFIER - Iberian Media Research and Fact-Checking (Funded by European Comission in the scope of CEF-TC-2020-2 - European Digital Media Observatory; Reference 2020-EU-IA-0252). Previously, Sofia has worked in strategic advisory for Hiscox at an European level and for everis (currently NTT Data). Sofia Ferro Santos holds an International Master in Management degree from Nova School of Business & Economics and a Post-graduation degree in Advisory in Communication and Politics from ISCTE-IUL.