Ashwin Gumaste received a master's degree in telecommunications and is currently with the Center for Advanced Telecommunications Systems and Services (CATSS) at the University of Texas at Dallas, where he is pursuing a Ph.D. in electrical engineering. He is also part of Photonics Networking Laboratory at Fujitsu in Richardson, Texas, where his research includes network development and design. Ashwin has worked with Cisco Systems in the Optical Networking Group, has written numerous papers, and has several pending U.S. patents. He was awarded the National Talent Search Scholarship in India in 1991. His research interests include optical and wireless networking and Self-Similar phenomenon in social and networking environments. He has also proposed the first architecture to implement optical burst switching and for multicasting lightpaths called Light-trails.