Marie D. Schwartz, of Greenwich, Conn., and formerly of Palm Beach, died at Greenwich Hospita on March 15 2018. She was 97. A native of Atlanta, she attended the University of Georgia. She was a staff writer for The Washington Post from 1954 to 1970, covering the White House. She served as president of the American Newspaper Women’s Club. She also wrote a number of books, including Entertaining in the White House, The President’s Lady: An Intimate Biography of Mrs. Lyndon B. Johnson and White House Brides. In 1970, she married New York City oil company executive Arnold Schwartz, and left Washington and the newspaper world behind. The couple served as benefactors for the Arnold and Marie Schwartz Kidney Dialysis Center at St. Mary’s Medical Center and the Norton Museum of Art in West Palm Beach. She was a board member of St. Mary’s and the Norton.