Here are some significant dates in Anne d'Harnoncourt's career:

Fall 1967

Becomes assistant curator of painting and sculpture at Philadelphia Museum of Art.

September 1969

Accepts a post at Art Institute of Chicago. There she meets her future husband, Joseph J. Rishel.

January 1972

Returns to Philly museum as associate curator of 20th-century painting. Becomes museum director 10 years later.

May to September 1996

Paul Cezanne exhibit attracts largest number of visitors in museum's history.

September 2001

Walter and Leonore Annenberg give museum $20 million, largest cash gift in its 125-year history - $5 million of which goes toward digitizing museum collections, an initiative of d'Harnoncourt's.

October 2005

Robert Montgomery Scott, 76, museum president from 1982 to 1996, dies of liver failure. Scott had been appointed president when d'Harnoncourt was named director.

September 2007

Museum unveils 173,000-square-foot Ruth and Raymond G. Perelman Building, its first addition in decades.

January 2008

Museum is chosen to represent U.S. at 53rd Venice Biennale next year, with an exhibition on artist Bruce Nauman.

April 2008

Due to d'Harnoncourt's efforts, Thomas Eakins works in the museum are sold to raise the amount needed to keep the artist's "The Gross Clinic" in Philadelphia.