Sandra Marco Colino is a Lecturer at the University of Glasgow. She holds a Ph.D. from the European University Institute in Florence, a Master's Degree (LLM) from the University Carlos III of Madrid and a Diploma of Specialization in Telecommunications Law from the University of San Pablo CEU (Madrid). Her main fields of expertise are antitrust, telecommunications law and EU law. She is a TTLF Fellow since Spring 2009, and her work focuses on the regulation of margin squeezes in the EU and the US.