Brent Scowcroft

But figuring out Saddam Hussein was one our greatest mysteries. He marched to his own drummer and frequently as this unfolded he made decisions which were sometimes inexplicable to us and sometimes didn't look very smart.

I can well imagine that certain writers, even writers that we'd consider today very great writers, may not necessarily have tested highly on IQ just because of their numerical skills, or maybe they may not be very good at memory, and are not particularly good at these kinds of tests.