How to successfully integrate “state of the art” display, tracking, motion and image generation hardware & software? Recent projects include the Immersive Visual Environment at York (IVY) and Holodeck II. How does one deal with being strapped into a racing seat mounted on a bucking 3D motion platform while wearing stereo system? How do you evaluate the impact of network delays on teleoperations in virtual reality?  How to improve crew safety for threat recognition and countermeasures for Hercules aircraft (HOTJ Trainer).  How can we improve the performance of Night Vision Goggle systems (NVG)? How do visual halos effect depth perception in the field? What are the best practices to detecting forest fires while flying around at night in helicopters?  How do effectively combined information from NVG and IR sensors?