Biographical Information

Education

Ph.D., Computer Science, University of Waterloo, 1983

• Advisor: J. Alan George
• Dissertation: "Row Elimination In Sparse Matrices Using Rotations"

M.Math., Computer Science, University of Waterloo, 1979

• Advisor: J. Alan George
• Dissertation: "On One-Way Dissections"

B.Math, Computer Science, University of Waterloo, 1978

Professional Appointments

Lawrence Berkeley National Laboratory, Berkeley, California (1/1999 - present)

• Head, Applied Mathematics Department (11/2014 - present)
• Head, Applied Mathematics and Scientific Computing Department (10/2011 - 10/2014)
• Senior Scientist (4/2001 - present)
• Lead, Scientific Computing Group (1/1999 - 6/2013)

Oak Ridge National Laboratory, Oak Ridge, Tennessee (10/1985 - 1/1999)

• Lead, Computational Methods Group (5/1995 - 1/1999)
• Senior Research Staff Member (10/1992 - 1/1999)
• Research Staff Member (10/1985 - 10/1992)

University of Tennessee, Knoxville, Tennessee (10/1987 - 1/1999)

• Adjunct Professor, Department of Computer Science (10/1992 - 1/1999)
• Adjunct Associate Professor, Department of Computer Science (10/1987 - 10/1992)
• University of Waterloo, Waterloo, Ontario (1/1983 - 9/1985)
• Research Assistant Professor/Research Associate, Department of Computer Science (1/1983 - 9/1985)

Patents

United States Patent #5,815,413, “Integrated method for chaotic time series analysis” (with Lee M. Hively), issued Sept. 29, 1998