A paper by some of the members of the UAV Challenge Technical Committee has been accepted for publication in IEEE Robotics and Automation Magazine. You can download a PDF pre-print of the paper here.
This paper describes the story of the UAV Challenge Search and Rescue event from 2007 until it was finally completed in 2014. The paper outlines the competition format, a history of what happened each year and a summary of what the UAV Challenge achieved in that period. Download it now and have a read.