This is one of many theories I was given to study when I did my PhD. What we didn’t do was pick them apart or question whether or not they were reasonable. That would have made learning about them WAY more fun AND it might even have prompted us to come up with some new theories. Instead, I was routinely DIScouraged from developing my own theories – who did I think I was anyway! There are plenty of theories already out there by far weightier people than me. I was just a PhD candidate.
Here’s what I always think of when I hear “Cone of Learning”: