How big is Big Data, and how does it apply to the realm of social sciences? In this latest PLOSCast episode, Elizabeth explores that question with Ian Mulvany, the Head of Product Innovation at SAGE Publications. They discuss his journey from astrophysics into scientific publishing, transitioning from editorial into product management. He describes his passion for investigating ways to use technology to improve the research process, and how Big Data can add new instruments to social sciences. Finally, they consider how change is made in scholarly publishing and what that could look like in the future. Access related links on our blog: http://blogs.plos.org/plospodcasts/2017/07/07/big-data-in-the-social-sciences-an-interview-featuring-ian-mulvany/