His research covers High Performance, Distributed and Cloud/Grid Computing. He received a Laurea degree (MSc) in Computer Science from the University of Salerno and a Ph.D. in Computer Science from the University of Bari. He is a Senior Member of IEEE and of IEEE Computer Society, Senior Member of the ACM, chair of Regional Centers and coordinator of the Technical Area on Data Intensive Computing for the IEEE Technical Committee on Scalable Computing. He is the author of more than 80 refereed papers on parallel, distributed and cloud/grid computing. He holds a patent on distributed database technologies. He focuses his research on High Performance and Distributed computing on both theoretical and practical aspects, in particular the design and analysis of sequential/parallel/distributed algorithms.