Maya Angelou appears in discussion with National Museum of African Art director Johnnetta Betsch Cole this week. Marvin Joseph/TWP, 2012.

Free this week: Maya Angelou comes to town to chat with National Museum of African Art director Johnnetta Betsch Cole and Millennium Stage hosts a family night. Here's what's on tap:

MONDAY: ‘King of Poisons’ book signing

In his new book, John Parascandola examines the history of arsenic and its use as a poison, both in reality and in popular culture. The author discusses the book and signs copies.

TUESDAY: ‘Hugo Brehme’s Timeless Mexico

Author and avid collector Susan Toomey Frost gives a lecture about “Visions of Mexico,” the Mexican Cultural Institute’s exhibit of photography by Hugo Brehme.

WEDNESDAY: Natasha Trethewey

The United States’ poet laureate reads selections from her Pulitzer Prize-winning collection, “Native Guard,” in conjunction with the Library of Congress’s “The Civil War in America” exhibition.

THURSDAY: ‘Reportero’ screening

The Institute for Policy Studies screens this 2012 documentary about a veteran reporter and his colleagues at a Tijuana newsweekly whose lives are at risk amid violence fueled by drug cartels.

FRIDAY: Maya Angelou discussion

Best-selling civil rights activist, author and educator Maya Angelou makes a stop in Washington for a dialogue with Johnnetta Betsch Cole, director of the National Museum of African Art.

SATURDAY: Family night at Millennium Stage

Looking for a fun Saturday night out with the kids? Grammy nominee Justin Roberts and the Not Ready for Naptime Players put on a family-friendly show with smart lyrics and rocking rhythms.

SUNDAY: Hand Drawn Bazaar

Illustrator Elizabeth Graeber, who has collaborated with local authors on books about cocktails, pie and more, has been selling her work at a pop-up bazaar at Artisphere since January. The sale comes to an end Sunday, so stop by to peruse what’s left of her hand-drawn art.