(Credit: AP/Carolyn Kaster/Getty/imaginima/Salon) “Bewildered scientists scratching their heads” may be a perennial newsroom favorite, but that doesn’t make it true. It’s not true of climate change — though many important questions remain to be settled — and it’s not true of Donald Trump, either. Trump is erratic as a leader, and he’s unusual within American political history, but he’s not actually anomalous in terms of broad international modernizing trends that have been unfolding for decades.