Cappella Pratensis, October 25 at 3 p.m. This Dutch vocal ensemble of up to 12 voices performs 15th- and 16th-century a cappella works of the Franco-Flemish region and features the work of Josquin des Prez. Rockefeller Chapel; call 773/702-8068.

Humanities Open House, October 31, 8:30 a.m. to 4 p.m. Now in its 19th year, the open house offers lectures, tours, and performances featuring humanities faculty. Art history professor Robert Nelson will give the keynote address, "The Rhetoric of Art and The Art of Rhetoric." Ida Noyes Hall; call 773/702-4847.

Tales of Egypt, October 31 at 7 p.m. and 9 p.m. The University Symphony Orchestra presents its annual Halloween concert, this year showcasing exotic 19th-century operas. While retaining the flavor of their composers' European heritage, the operas incorporate Egyptian themes and harmonic approaches. Mandel Hall; call 773/702-8069.

Nora, November 20-December 20. In his 1981 adaptation of Henrik Ibsen's A Doll's House, Ingmar Bergman cut minor characters and one third of the play to focus more intently on the central characters and the relationship between men and women, honing in on Nora and her marriage. Court Theatre; call 773/753-4472.

Tracey Moffatt, November 22-December 27. In her first solo exhibition, Australian photographer and filmmaker Tracey Moffatt draws from Hollywood movies, Japanese cinema, American roller derby, suburban life in the 1960s, and her experiences as an aborigine raised by a white foster family. Renaissance Society; call 773/702-8670.

Handel's Messiah, December 11 at 8 p.m., December 12 at 3 p.m. Randi Von Ellefson conducts the Rockefeller Bach Soloists, the Pacifica Quartet, the University Chorus, Motet Choir, and guest soloists in the Messiah. Rockefeller Chapel; call 773/702-7300.