History / Charles Jarnot -- Unmanned aircraft system elements / Joshua Brungardt -- U.S. aviation regulatory system / Douglas M. Marshall -- Certificate of authorization process / Glen Witt and Stephen B. Hottman -- Unmanned aircraft system operations / Theodore Beneigh -- Unmanned aircraft systems for geospatial data / Caitriana M. Steele and Lisa Jo Elliott -- Automation and autonomy in unmanned aircraft systems / Lisa Jo Elliott and Bryan Stewart -- Safety assessments / Eric J. Shappee -- Detect, sense, and avoid / Lisa Jo Elliott, Jeremy D. Schwark, and Matthew J. Rambert -- Sensors and payloads / Douglas M. Marshall -- Human factors in unmanned aircraft systems / Igor Dolgov and Stephen B. Hottman -- The future of unmanned aircraft systems / Richard K. Barnhart