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Focus Area

Astrodynamics & Satellite Navigation

Education

Ph.D, Aerospace Engineering, Texas A&M University, 1998��
M.S., Aerospace Engineering, Texas A&M University, 1994
B.S., Aerospace Engineering, Texas A&M University, 1992

Professional Experience

2022 – Present, Department Chair, Aerospace Engineering Sciences, University of Colorado Boulder
2017 – Present, Glenn L. Murphy Chair of Engineering, College of Engineering and Applied Science
2013 – Present, Professor, Aerospace Engineering Sciences, University of Colorado Boulder
2011 – 2018, Associate Chair for Graduate Affairs, Aerospace Engineering Sciences, University of Colorado Boulder
2007 – 2013, Associate Professor, Aerospace Engineering Sciences, University of Colorado Boulder
2003 – 2006, Assistant Professor, Virginia Tech
1999, Research Engineer, Orion International Technologies
1998 – 1999, Post-Doctoral Research Assistant, Texas A&M University
1997 – 1998, Graduate Assistant Teacher, Texas A&M University
1993 – 1997, Graduate Research Assistant, Texas A&M University

Awards (selected)

2023, Hazel Barnes Prize, University of Colorado Boulder
2023, Vice-Chair, Aerospace Department Chair Association (ADCA)
2020, Collegiate Educator of the Year, Rocky Mountain AIAA
2019, Fellow, American Institute of Aeronautics and Astronautics
2018, College of Engineering and Applied Science Research Award
2018, College of Engineering and Applied Science Textbook Recognition Award
2018, AIAA Mechanics and Control Flight Award
2017, J. Leland Atwood Award, American Institute of Aeronautics and Astronautics
2017, Top 20 faculty in research, College of Engineering and Applied Science
2017, Faculty Distinguished Performance Award, Department of Aerospace Engineering Sciences
2017, Outstanding Faculty Mentor Award, Graduate School
2016, Distinguished Alumni Award - Outstanding Aerospace Engineer, from Texas A&M University Aerospace Engineering
2015, Al and Betty Look Professorship in Engineering, University of Colorado Boulder
2015, Faculty Award for Outstanding Graduate Teaching and Mentoring, Department of Aerospace Engineering Sciences
2013, American Astronautical Society (AAS) Fellow
2013, AIAA Summerfield Book Award for “Analytical Mechanics of Space Systems, 2nd edition”
2012, Boulder Faculty Assembly Excellence in Teaching Award
2012, Dean's Teaching Award
2011, Outstanding Faculty Advisor Award, College of Engineering and Applied Sciences, University of Colorado Boulder
2010, Provosts Faculty Achievement Award, University of Colorado Boulder
2007 – 2011, H. Joseph Smead Fellow, University of Colorado
2007, Associate Fellow of AIAA
2002, Exemplary Performance Award, ORION International Technologies
1998, Distinguished Graduate Student Doctoral Research Award, Texas A&M University
1992 – 1993 Regents Graduate Fellowship for graduate study at Texas A&M University

Research Interests

Orbital mechanics, Relative Motion Dynamics, Attitude Dynamics and Control, Nonlinear dynamics, Charged astrodynamics, mission support, astrodynamics simulation software, Autonomous spacecraft tasking
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