Strategic thinkers were naturally rattled to find this outsider fooling around with their work. They had been thinking strategically when Reagan was just another movie actor playing opposite a chimpanzee, for heaven's sake. They think Reagan is too naive, too innocent, to grasp the intellectual complexities of cold war strategy.
One of the reasons the producers' credit has been so weakened in recent years, and given to people who didn't deserve it, was that people didn't understand what producers did.