Valentin Kassarnig is a PhD student at the Institute of Software Technology at Graz University of Technology, Austria. He holds an MSc degree in Computer Science from Technical University of Denmark. His current research focuses on Machine Learning and Data Mining.

Sune Lehmann is an associate professor at the Technical University of Denmark, and adjunct associate professor at the Niels Bohr Institute and adjunct professor at the Department of Sociology, University of Copenhagen. He is also the associate director of the Center for Social Data Science at the University of Copenhagen.

Andreas Bjerre-Nielsen works as a Post Doc at Center for Social Data Science at University of Copenhagen. He holds a PhD degree in economics.