In association with The New York Times, the summit in New York City includes a host of speakers who will share personal stories that reflect the power of women in the world. The three-day summit began Wednesday evening, but several of the summit's headliners will speak over the course of the day on Thursday.
Clinton is expected speak at the end of the program Thursday. She will be introduced by Full Frontal's Samantha Bee, and interviewed by Times columnist Nicholas Kristof.
Trudeau, the Canadian Prime Minister is slated to speak after 11:30 a.m. E.T., and Johansson and Huffington will share the stage in the afternoon.
A full agenda of the day's events can be found here. You can watch them live above.