
 Duffie is associate director of the 
 <A HREF="http://www.engr.wisc.edu/centers/wcsar/">Wisconsin Center for Space Automation and Robotics</A>. Research at the NASA-funded 
 center emphasizes automated agriculture systems, sensors for tactile feedback
  to human operators in telerobotic systems, and methods for performance 
 evaluation, as well as human factors research in sensory feedback and fatigue. 
 He has developed a telerobotics test bed in which experimental work is 
 carried out.
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