Craig is a Senior Research Manager at HP Labs in Palo Alto, CA.  Awarded a PhD from the University of Pennsylvania, he was a Postdoctoral Scholar at the Woods Hole Oceanographic Institution, and is author of the book Remote Control Robotics published by Springer Verlag.

Recent work includes:

Older work includes RDF Graph Visualization, Computing the hash or digest of a Graph, and Robotics and Teleoperation.

His personal web page is:

A lifetime member of and Association for Computing Machinery, he can also be reached at csayers at