Floyd gave a talk at ACM Siggraph09's Game Papers session on a "Framework for Exertion Interactions over a Distance" in New Orleans, USA. The video of the presentation can be purchased here.

Mueller, F., Agamanolis, S., Vetere, F. & Gibbs, M. R. (2009) A Framework for Exertion Interactions over a Distance. ACM SIGGRAPH 2009. ACM.