- “Massively Parallel Earthquake Simulations on GPUs,” nVIDIA GPU Technology Conference, San Jose, CA, Mar. 2014.
- “Satellite Formation Flight: Challenges and Solutions,” Oklahoma State University, Stillwater, OK, Apr. 2007.
- “A Survey of Recent Work on Dynamics and Control of Formation Flying Satellites in Earth Orbits,” 6th Dynamics and Control of Systems and Structures in Space Conference, Liguria, Italy, Apr. 2004 (with S. R. Vadali).