· Regents' Professor, Georgia Institute of Technology2020–
· Chair, School of Computer Science, Georgia Institute of Technology2005–2012
· Associate Dean, Research and Graduate Programs, Georgia Institute of Technology2003–2005
· Interim Dean, Georgia Institute of Technology2002–
· Assistant Dean, Space and Facilities Planning, Georgia Institute of Technology2000–2003
· Fleming Chair and Professor, Georgia Institute of Technology1993–
· D.Sc. in Computer Science, Washington University in St. Louis1993–
· MS in Computer Science, Washington University in St. Louis1990–
· B.S. in Computer Science, Washington University in St. Louis1987–
· B.S. in Electrical Engineering, Washington University in St. Louis1987–
· Executive Faculty Co-Director, Center for Serve Learn Sustain, Georgia Institute of Technology
· Stephen Fleming Chair in Telecommunications, Georgia Institute of Technology
· Acting Assistant Director, Computer and Information Science and Engineering (CISE), National Science Foundation (NSF)