We revisit a story about the newly reopened Block Museum on the campus of Northwestern University, including a show of photographs by master photographer Edward Steichen and Polaroids by Andy Warhol. Watch a web extra video.

We go behind-the-scenes at the Joffrey Ballet to find out what it takes to prepare a world premiere dance.

We go to the WTTW vault to revisit John Callaway's 1982 interview with comedy legend and TV pioneer Sid Caesar, who died yesterday at 91. Watch the entire 60-minute conversation with John Callaway, as well as a 1986 appearance by Caesar on Chicago Tonight.

Nicholas Epley, Professor of Behavioral Science at the University of Chicago, joins us to discuss his new book, Mindwise: How We Understand What Others Think, Believe, Feel and Want.

A little bit of London is hidden on Chicago’s north side – where can you find this charming row of homes? Find out in tonight’s Ask Geoffrey.

He’s an All-American defensive lineman from Missouri. He’s the Associated Press' SEC Defensive Player of the Year. And he’s gay. Will coming out hurt Michael Sam’s chances to play for the NFL? And is the NFL ready for an openly gay player?

The dean of Chicago photojournalists, Art Shay, shares pictures of his beloved wife Florence, who died in 2012 after 67 years of marriage. We get a preview of the exhibit, My Florence: Photographs by Art Shay. Read an interview with Ann Nathan, a gallery owner who currently represents Shay.

We revisit a conversation with Oak Park native, actress, blogger and magazine editor Tavi Gevinson. She joins us to talk about growing up in the public eye, college, and editing her new book: Rookie Yearbook Two. Read excerpts and watch videos.

A classic opera, a charity art show and unique crafts market; Chicago Tonight knows what’s going on this weekend.

Berkeley-based artist and former Chicago reporter Diane Abt shares her calligraphy-inspired artwork that will be featured in the 12th Annual Art in Motion fundraiser at Northwestern Memorial Hospital to raise money for the rehabilitation center. Read an interview and view a slideshow.

We hear from Robert Rodriguez, a local Beatles expert, about the historic moment 50 years ago this week when they landed in America. Read an Artbeat blog and an excerpt from Rodriguez's book, Revolver: How the Beatles Reimagined Rock ‘N’ Roll.

Forgive me, but I don’t remember The Beatles arriving in America 50 years ago or their appearance on The Ed Sullivan Show.

Was a Chicago housing project once a stop on the Underground Railroad? Geoffrey Baer discovers a hidden piece of African American history in this week's edition of Ask Geoffrey.

When Juanita met Antonio at a nursing home, he was recovering from a gunshot wound that left him in a wheelchair. Sixteen years later, he's an accomplished painter and she is the love of his life. Jay Shefsky has this remarkable love story.

Nathan Gunn is an international opera star who lives in downstate Illinois. He joins us for a performance and discussion of his role in The Barber of Seville, currently at Lyric Opera of Chicago. Watch a web extra performance and read an interview with Jeffrey Magee, Director of University of Illinois at Urbana-Champaign's School of Music, about Gunn's impact on the college's music program.

An upcoming art exhibition promises to be a fascinating look at film history and African-American history.