Audio from Session 13: Measuring Impact - Research Assessment, held Friday 28 June 2019 at the LIBER 2019 Annual Conference. Talks included: 13.1 RI2A – Towards a Responsible Institute Impact Assessment, Gustaf Nelhans, University of Borås, Denmark, Evgenios Vlachos and Maéva Vignes, University of Southern Denmark, Denmark 13.2 How does Our Research Influence Policy on Global Societal Changes? A Bibliometric Proof of Concept Targeting the Sustainable Development Goals of the United Nations, Maurice Vanderfeesten, René Otten, Joeri Both,Vrije Universiteit Amsterdam, The Netherlands, Felix Schmidt, Eike Spielberg, Universität Duisburg-Essen, Germany, Lars Kullman, University of Gothenburg, Denmark, Jaqui Farar, University of East Anglia, United Kingdom 13.3 Beyond Authorship, Recognising Contributions: the Value of CRedIT (contributor role taxonomy), Liz Allen, F1000, United Kingdom 13.4 Research Libraries: an Incubator for Science Communication, Public Engagement and Literacy Skills, Heather Cunningham, University of Toronto Libraries, Canada