The Problem of Susan

I became enthralled in Lewis' Narnia Chronicles at an early age. At the Lewis Collection at Wheaton College I once tapped the back of the wardrobe that once inspired Lewis to write his fantasy only to find that they were wooden slats.

The Problem of Susan has to do with the banishment by Aslan from Narnia of Sunsan Pevensie for her interest in "nylons and lipstick and invitations". Here is an essay discussing this.