Ngoc Duy Pham received a BS degree (with honors) from University of Natural Sciences of Ho Chi Minh City (VNU), Vietnam in 2006. From 2007 to 2009, he was a research student from Networking Laboratory at Graduate School of Information and Communication Engineering of Sungkyunkwan University, Korea. He received an MS in computer science from Sungkyunkwan University in 2009. His research interests include clustering, routing algorithms, service discovery, and data spatiotemporal correlation in wireless ad hoc and sensor networks. Since 2009, he has been with Faculty of Information Technology, Van Lang University, Vietnam.