| Gravitational waves, black hole simulations and the validity of post-Newtonian theory | CIFAR08/LindeFest, KIPAC/SLAC, March 6, 2008 |
| Schwarze Löcher und Gravitationswellen: Herausforderungen und Erfolge numerischer Simulationen | Universität Bayreuth, Germany, May 8, 2007 |
| Binary black hole simulations | APS April Meeting, Jacksonville, FA, Apr 17, 2007 |
| Controlling eccentricity in binary black hole simulations | 10th Eastern Gravity Meeting, Cornell, Jun 1, 2007 |
| Binary black hole simulations and the validity of post-Newtonian theory | TAPIR Seminar, Caltech, Mar 17, 2007 |
| Binary black hole simulations and gravitational waves | UC Berkely, Oct 18, 2006 |
| BBH initial data & non-uniqueness of the constraints | University of Brownsville, Apr 9, 2005 |
| Constraint control in hyperbolic evolution systems | Observatoire de Paris, Meudon, Dec 14, 2004 |
| Hyperbolicity of force-free electrodynamics | SLAC, Stanford, Aug 16, 2004 |
| Optimal constraint projection for hyperbolic systems | GR17, Dublin, July 20, 2004 |