Possible Clues:

• Best Actress Oscar role after Elizabeth II
• Wharton, the first woman to win a Pulitzer
• "Ethan Frome" author Wharton
• "Downton Abbey" daughter
• Woman's correct over husband
• Wharton who was the first woman to win the Pulitzer Prize for Fiction
• Does she check and improve husband?
• "Downton Abbey" sister
• Costume designer Head who inspired 'The Incredibles' character Edna Mode
• One without regrets maybe needing to change husband