On the heels of the Women In Film event last weekend, I had the chance to watch a few red-carpet interviews with attendees and honorees. One thing that stood out to me was that while everyone was quick to point out how far we’ve come, they made sure to mention how far we still have left to go.

The “how far we still have left” is what caught my interest most, because I haven’t been doing this long enough to really understand how much has changed. And the subtle discrimination I have seen in the short time I’ve been working in this business has been enough to harden me into a staunch supporter of women in film.

For one thing, I never thought of myself as a feminist until I came to work in Hollywood. I’m part of a generation and class of women who were reared on the rhetoric that we could grow up to do anything. At no point did gender...