Peggy Drexler is the author of "Our Fathers, Ourselves: Daughters, Fathers, and the Changing American Family" and "Raising Boys Without Men." She is an assistant professor of psychology at Weill Medical College of Cornell University and a former gender scholar at Stanford University. The opinions expressed in this commentary are hers.
(CNN)Nearly as predictable as the record-breaking box office numbers coming out of JJ Abrams's "Star Wars: The Force Awakens" is the reaction to the appearance in the film of Carrie Fisher, who reprises a role she first took on some 40 years ago.
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