I have known George W. Bush slightly since we were both in high school, and I studied him closely as governor. He is neither mean nor stupid. What we have here is a man shaped by three intertwining strands of Texas culture, combined with huge blinkers of class. The three Texas themes are religiosity, anti-intellectualism, and machismo.
Most academic historians accept that historians' own circumstances demand that they tell the story in a particular way, of course. While people wring their hands about 'revisionist' historians; on some level, the correction and amplification of various parts of the past is not 'revisionism' as it is simply the process of any historical writing.