Nearly half of all teachers leave the profession within the first five years, Christian Science Monitor reports. Recently, two veteran teachers – Gerald Conti in New York and Randy Turner in Missouri – have decided to call it quits with recent public resignations on Facebook and in the Huffington Post. Their high-profile statements speak to their frustration and disillusionment with teaching. Both of their resignations contain numerous unfortunate truths about the challenges facing today’s public school teachers. I have been teaching high school science for five years and I, too, have experienced the stress and devaluation they describe so poignantly..