Justin Zobel is Head of the University of Melbourne's Department of Computing & Information Systems. He received his PhD from the University of Melbourne and for many years was based at RMIT University, where he led the Search Engine group. As a researcher, Professor Zobel is best known for his role in the development of algorithms for efficient web search. His current research areas include search, measurement and evaluation, bioinformatics, fundamental algorithms and data structures and compression. He is an author of around 200 papers, has written three texts on postgraduate study and research methods and is an associate editor of ACM Transactions on Information Systems, Information Processing & Management, and Information Retrieval.