Did You Know? [VIDEO] General by Joel Wagner - July 5, 2007July 5, 20100 The world is changing. Are teachers changing with it? Joel WagnerJoel Wagner (@sywtt) began teaching band in 2002. Though he had a lot of information, his classes were out of control. He found himself tired, frustrated, disrespected by students, lonely, and on the brink of quitting. He had had enough. He resigned from his school district right before spring break of his second year and made it his personal mission to learn to be a great teacher. So You Want To Teach? is the ongoing story of that quest for educational excellence.