Travis Hirsclhi's Social Control Theory Mickey A.F Syrquin Texas Christian University Travis Hirschi believed that human beings were inherently hedonistic by nature. He said that, "we are all animals and thus naturally capable of committing criminal acts" (Hirschi, 1969:31). He chose to approach criminology in a completely different way than most of his peers, and in doing so he came up. Motion Control Theory Terminology. Common motion systems use three types of control methods. They are position control, velocity control and torque control. The majority of Newport’s motion systems use position control. This.