Haven't had time to dig into any of the names, but I found the info below with links to other journalists.. might be something…might not.
https:// en.wikipedia.org/wiki/Madeira_School
Madeira School is a private, non-denominational college-preparatory boarding school for girls located in McLean, Virginia, United States.
>>Katharine Graham, publisher of The Washington Post
Frances Sternhagen, Tony Award-winning actress
>>Alice Rivlin, former Vice Chairman of the Federal Reserve and Director of the White House Office of Management and Budget
Stockard Channing, actress
Brooke Astor, philanthropist, socialite, and writer
Penny Chenery, sportswoman, racehorse owner and breeder
>>Mika Brzezinski, American television host and journalist, co-host of Morning Joe on MSNBC
Kathryn Wasserman Davis, philanthropist and scholar of world affairs
>>Kui Kinyanjui, journalist
Diana Oughton, social activist, Member of Weatherman
Hope Cooke, American Queen consort of the 12th Chogyal of Sikkim Palden Thondup Namgyal
Blair Brown, Tony Award-winning actress
>>Campbell Brown, NBC anchor and news reporter
Meredith Whitney, banking analyst
Stephania Bell, physical therapist and sports commentator
Helen T. Edwards, physicist
>>Lally Weymouth, journalist and editor of The Washington Post
Mary Helen Wright Greuter, astronomer and historian
Rory Kennedy, documentary filmmaker[8]
Alex Kuczynski, author and journalist
Diana Firestone, racehorse owner and breeder
Naomi Pierce, evolutionary biologist and Hessel Professor of Biology at Harvard University
Ruth Carter Stevenson, philanthropist, founder of the Amon Carter Museum of American Art
Patricia Phelps de Cisneros, philanthropist