The Impact of Great Teachers [Infographic] General by Joel Wagner - July 1, 2016June 29, 20160 Great teachers ManyÂ people live their livesÂ without impacting more than aÂ few hundred people. Teachers often make that kind of impact over the course of one year. This kind of responsibility can be intimidating, and is one of the main reasons that I continually encourageÂ my readers to strive toward being great teachers. This infographic below looks at some of the qualities of great teachers.Â Keep aiming higher, my friends. The world needs great teachers like you! Image courtesy of Teacher Certification Degrees 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.