Choosing an airfoil for [an
application]: what lift curve,
drag bucket and stall behaviour
each family gives, and the real
compromise being made when one
is picked.

Why That Airfoil for That Job

The compromise behind an airfoil choice, stated plainly.

Prompt

Explain how to choose an airfoil for [an aircraft or application]: what lift curve, drag bucket and stall behaviour each family gives, and the compromise that's actually being made when one is picked over another.