It’s become something of a cliché to hear members of my generation go on about how much Halloween has changed since we were kids. The main difference, we always seem to say, is how much freedom we were allowed on that one night of the year when mischief-making and self-disguise were not only approved but actually encouraged. In my childhood Halloween lasted all day, beginning with a costumed parade from our elementary school down the neighborhood streets. Our mothers – almost all of whom were