In this article Lucas Allen, a former math educator from Illinois writes about his experience quitting teaching and the transition into the corporate world. Why I Left About 18 months ago, I quit teaching for a job in the corporate world. This wasn't a decision I made lightly. I had been a high school mathematics teacher at a couple of different schools in downstate Illinois over the course of 13 years. Lest you think I was longtime disgruntled employee of the public school system, let me assure you that was not the case. Over the years, I had thrown myself into numerous school activities, coaching the chess team, the volleyball team, and my favorite, the math team, eventually coaching my team to the 2012 Illinois