Dr. Xiao is the Vice President for Publications of the IEEE Communications Society. Previously, he was the Awards Committee Chair, an elected Member-at-Large of Board of Governors, a member of Fellow Evaluation Committee, Director of Conference Publications, Distinguished Lecturer of the IEEE Communications Society. He also served as an Editor, Area Editor and the Editor-in-Chief of the IEEE Transactions on Wireless Communications, an Associate Editor of the IEEE Transactions on Vehicular Technology, and of the IEEE Transactions on Circuits and Systems-I. He was the Technical Program Chair of the 2010 IEEE International Conference on Communications, Cape Town, South Africa, a Technical Program Co-Chair of the 2017 IEEE Global Communications Conference, Singapore. He served as the founding Chair of the IEEE Wireless Communications Technical Committee. He received several distinguished awards including 2014 Humboldt Research Award, 2014 IEEE Communications Society Joseph LoCicero Award, 2015 IEEE Wireless Communications Technical Committee Recognition Award, and 2017 IEEE Communications Society Harold Sobol Award.