Marco Loos studied law at the University of Amsterdam and wrote his Ph.D.-thesis on the contract to supply energy to consumers at Utrecht University. From 1997 to 2001 he worked as a researcher and lecturer of law at Tilburg University. From 2002 until now he works at the University of Amsterdam, first as a senior researcher and lecturer and as of 2005 as a full professor. He regularly publishes in the fields of contract law, consumer law and European private law. He is a member of the editorial board of the Dutch consumer law review Tijdschrift voor Consumentenrecht en handelspraktijken (TvC) and associated with the reviews Nederlands tijdschrijft voor Europees recht (NTER) and Nederlands Tijdschrift voor Burgerlijk recht (NTBR), a member of the Advisory Board of the European Consumer and Market Review (EuCML, formally EUVR) and of the double-blindly reviewed book series European Economic Law and Regulation (Springer). Finally, he is a member of the Board of Governors of the Dutch consumer organization Consumentenbond, of the International Association of Consumer Law, and of the research school Ius commune, and a part-time judge to the Court of Appeal of ’s-Hertogenbosch. Among other things, he was one of the authors of the Principles of European Law on Service Contracts (2005) and the Principles of European Law on Mandate Contracts (2012) and he wrote a book on the Review of European Consumer Law (2008). Moreover, he was the co-author of reports for the European Commission on digital content (2011) and on consumers’ attitudes towards terms and conditions (2016), for the European Parliament on remedies for buyers in case of contracts for the supply of digital content (2012), and for BEUC on consumer law compliance in on-line services (2014). As of 2014 he is a visiting professor at the University of Tartu (Estonia). Finally, in 2015 he was co-organiser of the 15th conference of the International Association of Consumer Law in Amsterdam on Virtues in consumer law, which consisted of 9 keynote lectures and 36 workshops.