The Rock and Roll Hall of Fame and Museum presents "Hip-Hop: A Cultural Expression," a three-day conference with speakers Chuck D, DJ Kool Herc, the Last Poets, journalist Nelson George and many other musicians, DJs, producers, writers and photographers. Sept. 10-12 at Cleveland State University's University Center, 2121 Euclid Ave. Advance registration is $10 a day, $25 for the weekend. Call 216-515-1236, or visit www.rockhall.org.
Wood engravings created by Winslow Homer between 1857 and 1878 are on exhibit in "Winslow Homer: Illustrating America." The 115 images include Civil War scenes, seashore works and illustrations for Harper's Weekly. Through Oct. 10 at the Brooklyn Museum of Art, 200 Eastern Pkwy. Wednesday through Friday, 10 a.m. to 5 p.m.; Saturday and Sunday, 11 a.m. to 6 p.m. (until 11 p.m. the first Saturday of each month). Admission: $4; students, $2. Call 718-638-5000, or visit www.brooklynart.org.
"Chagall," a modest exhibit on view at the Minneapolis Institute of Arts, includes oil paintings and works on paper by Russian artist Marc Chagall. The show focuses on the artist's innovative period between his arrival in Paris in 1910 and the Russian Revolution in 1917. A family day program from noon to 5 p.m. Aug. 29 features Russian music, dancers and folk tales. Through Oct. 24 at the museum, 2400 Third Ave. South. Tuesday through Saturday, 10 a.m. to 5 p.m. (Thursdays until 9 p.m.); Sunday, noon to 5 p.m. Free. Call 612-870-3000, or visit www.artsMIA.org.