Meyer's angst didn't last long. Hinein Walz's 11th-just geography class, he quickly responded to what he described as the teacher's no-nonsense yet open-minded approach to teaching. "He wasn't a screamer, he wasn't a yeller," he said. "If you screwed up, he's going to coach you on it, and then it's kind of like that 'I'm not mad, but I'm disappo