In 22 years of teaching in public schools, I’ve seen a lot of change.  Technological advances, educational trends, parenting styles, behavioral patterns; a lot has changed.  One particular change, a growing movement over the years, is that of atheism or agnosticism.  In short, many more parents of this generation have decided to raise their children without religion.  My first clue to this societal shift came over ten years ago, when only one student in class of fifteen knew that Christmas was about a birth.  In recent years, I have seen it more and more. The reason?  From what I have been told by friends of mine who’ve made this decision,…