Nov 19, 2010. Matthew Hirschfelder, a former choir teacher at Hoquiam High School in Washington state, had sex in his office with a student days before she graduated. Then 33, he was charged with first degree sexual misconduct with a minor, even though the student was 18 at the time. I mentioned this case yesterday. My Mps Its Learning With the addition of MP CONNECT in SAS 8, it's use…