Welcome to Girls on Film -- a Monday-night Cinematical column full of female-centric musing, rants, love and aggravation.

Charlize Theron, Nicole Kidman, Jessica Lange, Penelope Cruz, Kathy Bates and Angelina Jolie -- what do they all have in common? They've all won Academy Awards since 1990 for delving into the lives of women with varying degrees of mental illness. Come February 27, there's a really good chance we'll see another; actress Natalie Portman is poised to enter the club with her performance as Nina Sayers in Darren Aronofsky's 'Black Swan.'

The increasing sure-thing buzz surrounding Portman's performance recently inspired Newsweek to look into the trend and ask the question: "Why does it take a nervous breakdown to get a girl noticed in Hollywood?"