Joanna is a shy, young student at the junior college. She signed up for one of my classes this past Fall and I have come to know her rather well. Earlier today, I found a message on the department answering machine. "Dr. Storm, could you drop by tonight? I am having difficulty with one of the problems you assigned, and maybe you could help me with it." Well, she lives on The Rez, and her house is on the route I take to my...