Robert F. Stengel is Professor and former Associate Dean of Engineering and Applied Science at Princeton University, where he also directs the Program on Robotics and Intelligent S...view moreRobert F. Stengel is Professor and former Associate Dean of Engineering and Applied Science at Princeton University, where he also directs the Program on Robotics and Intelligent Systems. He is the author of Optimal Control and Estimation. He was a principal designer of the Apollo Lunar Module manual control logic.view less