Attention all aspiring public speakers: Harvard Thinks Big is looking for a student speaker to present at its 4th annual event on Jan. 31, 2013.

Think you're the student for the job? Here are the guidelines for submitting your "big" idea:

Film a video of yourself, talking about anything you want. Keep it under four minutes, and upload it to YouTube with the title "Harvard Thinks Big Student Speaker #htb4."

Change the video's privacy setting to "unlisted," and email the video URL to

In an email, Alicia Y. Zhu '14, one of the event's organizers, encouraged students to choose a topic that will "inspire the community to think in different ways."

Need inspiration? Check out this list of last year's speeches in a sentence each. If you're concerned that your ideas aren't of much import, fear not! Daniel E. Lieberman '86, Professor of Human Evolutionary Biology, who spoke at last year's event, said ahead of time that he had nothing profound to say. He got the gig nonetheless.

All Harvard undergraduates are eligible to submit a video. The deadline for submission is Nov. 20 at 5 p.m., so start thinking BIG, Harvard!