Gregory Chockler is a Professor in the Department of Computer Science, University of Surrey. He is affiliated with the Secure Systems Research Group and the Surrey Centre for Cyber Security. Prior to joining University of Surrey in 2020, he was a Professor and the Head of the Centre for Distributed and Global Computing at Royal Holloway, University of London (RHUL) between 2012 – 2019, a Research Staff Member at IBM Research between 2005 – 2012, and a Postdoctoral Associate in the Theory of Distributed Systems group at the Computer Science and Artificial Intelligence Laboratory (CSAIL) between 2003 – 2005. He obtained his PhD in Computer Science from Hebrew University in 2003. Chockler's research interests are broadly in the area of distributed computing and systems spanning both theory and practice. He is involved in a number of projects tackling various challenges arising in these environments including Byzantine consensus, distributed transactions, data replication, data diffusion, coding and caching among others.