Gloria Estefan, Prince Harry, George Lucas: Famous faces at the Obama Foundation Summit

Former President Barack Obama and wife Michelle Obama appear with Chance the Rapper on Nov. 1, 2017, during a concert at Wintrust Arena in Chicago related to the Obama Foundation Summit.

Former President Barack Obama speaks during day 2 of the Obama Foundation Summit at the Marriott Marquis Chicago on Nov. 1, 2017.

Chef Jose Andres speaks during day 2 of the Obama Foundation Summit at the Marriott Marquis Chicago on Nov. 1, 2017.

Illustrations and information presented during the two-day Obama Foundation Summit are displayed in a conference room at the Marriott Marquis Chicago on Nov. 1, 2017. Members from the Alchemy Strategy Group created the sketches.

Ai-jen Poo, executive director of the National Domestic Workers Alliance, speaks onstage at the Marriott Marquis Chicago during the second day of the Obama Foundation Summit on Nov. 1, 2017.

Airbnb co-founder Joe Gebbia speaks onstage at the Marriott Marquis Chicago on Nov. 1, 2017, the second day of the Obama Foundation Summit.

Chobani CEO Hamdi Ulukaya speaks onstage at the Marriott Marquis Chicago during the Obama Foundation Summit on Nov. 1, 2017.

Former White House aide Valerie Jarrett and former President Barack Obama sit in the audience on day 2 of the Obama Foundation Summit at the Marriott Marquis Chicago on Nov. 1, 2017. Common and Lin-Manuel Miranda were onstage at the time.

Hip-hop artist Common, left, and composer, lyricist and performer Lin-Manuel Miranda talk onstage during day 2 of the Obama Foundation Summit at the Marriott Marquis Chicago on Nov. 1, 2017.

Former first lady Michelle Obama thanks poet Elizabeth Alexander with applause after their talk onstage at the Marriott Marquis Chicago during the second day of the Obama Foundation Summit on Nov. 1, 2017.

Liz Dozier, managing director of Chicago Beyond and former principal of Fenger High School, hosts day 2 of the Obama Foundation Summit at the Marriott Marquis Chicago on Nov. 1, 2017.

Obama Foundation CEO David Simas speaks onstage at the Marriott Marquis Chicago during the Obama Foundation Summit on Nov. 1, 2017, in the Near South South Side neighborhood.

Former President Barack Obama speaks to attendees of the Obama Foundation Summit at the Marriott Marquis Chicago on Oct. 31, 2017.

Participants at the inaugural Obama Foundation Summit on Oct. 31, 2017, in Chicago.

Former first lady Michelle Obama and former President Barack Obama are introduced at the Obama Foundation’s first international summit at the Marriott Marquis Chicago on Oct. 31, 2017.

Artist Theaster Gates speaks to attendees of the Obama Foundation Summit in Chicago on Oct. 31, 2017.

Former White House aide Valerie Jarrett, left, former first lady Michelle Obama and former President Barack Obama listen during the Obama Foundation Summit at the Marriott Marquis Chicago on Oct. 31, 2017.

Mellody Hobson of Ariel Investments, left, interviews Britain’s Prince Harry, David Peterson of Chicago and Chantelle Stefanovic of the U.K. at the Obama Foundation Summit at the Marriot Marquis Chicago on Oct. 31, 2017.

Mellody Hobson of Ariel Investments interviews Britain’s Prince Harry at the Obama Foundation Summit at the Marriott Marquis Chicago on Oct. 31, 2017.

George Lucas, center, looks on with others as his wife, Mellody Hobson, of Ariel Investments, conducts interviews at the Obama Foundation Summit at the Marriott Marquis Chicago on Oct. 31, 2017.