I think there should be some focus on nature vs nurture here. At least some people have some degree of control over how they imagine things, and some training o

I think there should be some focus on nature vs nurture here. At least some people have some degree of control over how they imagine things, and some training of when to use the best imaginative process as the tool it is would be useful. Struggling with a problem? Perhaps stop visualizing and try linearizing in monologue, or vice-versa, etc.