Sarah de Rijcke is Professor of Science, Technology and Innovation Studies and Scientific Director at CWTS, Leiden University, and Co-Chair of the Research on Research Institute (RoRI). Sarah specializes in social studies of research evaluation, which she considers in relation to epistemic cultures, knowledge infrastructures, valuation processes, and roles of research in and for society. She has a strong international public academic presence with global outreach activities in science policy, speaking frequently on the topic of research evaluation and metrics uses. She recurrently acts as expert advisor in European and global science policy initiatives. Most recently, she was invited to represent the Netherlands in a high-level UNESCO Expert Group to write a global recommendation on Open Science. Her present research is funded by a grant from the European Research Council (ERC). Her team regularly collaborates in research consortia funded by the European Commission’s Framework programmes and national research councils across Europe and the UK.