Education

  • Ph.D. Mathematics, City University of New York, Graduate Center, October 2003.
    Advisor: Alexei Miasnikov
    Thesis: Algorithmic problems on automorphic conjugacy in the free group of rank 2.
  • M.Sc. Computer Science, Johns Hopkins University, December, 1997.
    Advisor: Baruch Awerbuch
    Thesis: Algorithms for topology aggregation and competitive on-line routing.
  • B. Sc. Math and Computer Science, Massachusetts Institute of Technology, May 1993.


    Employment

  • Sept. 2016-Present, Professor of Sociology
    Department of Sociology, University of Nebraska-Lincoln.
  • Sept. 2009-2016, Professor of Mathematics and Computer Science
    Department of Mathematics & Computer Science, City University of New York, John Jay College.
    Doctoral Faculty CUNY Graduate Center, in Computer Science, January 2005;
    Doctoral Faculty CUNY Graduate Center, in Criminal Justice, January 2008.
    Graduate Faculty of Digital Forensics and Cybersecurity at John Jay College
  • Sept. 2004-Aug. 2009, Associate Professor
    Department of Mathematics & Computer Science, City University of New York, John Jay College.
  • Oct. 2000-Sept. 2004. Principal Research Scientist
    January 1996-Sept. 2000. Research Scientist
    Center for Computational Sciences,
    U.S. Naval Research Laboratory (NRL), Washington, DC.
  • Co-Director, Social Networks Research Group (www.snrg-nyc.org). Jan 2009 to present.
  • Research Affiliate. Center for Drug Use & HIV Research (NIH sponsored Center for Excellence) New York University & National Development Research Institute (August 2011-present).
  • Organizer for New York City Forensics and Security Group (NYC4SEC), a group of area professionals addressing industry needs in computer security and forensics.
  • Architect of John Jay College Laboratory for Digital Forensics and Cybersecurity.
  • Research Affiliate at several public policy research institutes, including the Center for Court Innovation (NYC) and the Urban Institute (Washington DC).
    Member of IEEE, ACM, AMS, SIAM