Pressured out of the middle class — is that what a master’s degree and 16 years of experience get you as a teacher in America? I wasn’t surprised to read about educators struggling financially, and not just because it was one of the biggest sticking points in recent teacher-contract negotiations in New York City and Anchorage, Alaska, and because it’s an ongoing point of contention in Los Angeles as well as Illinois and Wisconsin. I was one of a dozen…