Glidepath Author:Arthur C. Clarke Clarke looks back on the early days of World War II to recount the inside story of the research team that developed a radar talk-down system for pilots called GCD -- Ground Controlled Descent. The hero is Flying Officer Alan Bishop, a trainer with experience in radio and radar, but not much else. Through Bishop's eyes we meet the scientists, eng... more »ineers, and RAF officers whose combined talents were responsible for this valuable life-saving tool.« less