Article here. Excerpt:

'Exhibit Unbiased Chivalry

Boys should be thought to acknowledge the difference between men and women. At this point, their female counterparts are shooting for equality, but it does not mean they should stop opening the doors.

"We need to teach boys that chivalrous behavior is an acknowledgment of difference-not inequality-between the sexes," Dorothy Dorfman, a psychotherapist, tells Parenting. "Convey sentiments of politeness and civility, not a perception of weakness. Chivalry and girls achieving great things are separate issues."'