An aerial view of Memorial Medical Center surrounded by floodwaters on Sept. 9, 2005. Kathy Anderson/The Times-Picayune/Landov hide caption

itoggle caption Kathy Anderson/The Times-Picayune/Landov

Formed in 1994, the Spice Girls made "Girl Power" a pop rallying cry, but author Susan J. Douglas wonders if the group's brand of feminism obscured the gap between men and women in power. Bertrand Guay/AFP/Getty Images hide caption

itoggle caption Bertrand Guay/AFP/Getty Images