Most of the people mentioned strike me as commentators or columnists rather than journalists, but maybe in today's world it doesn't matter.
Peggy Noonan is an American Treasure. She's now a columnist with the Wall Street Journal and a frequent contributor to NBC and ABC talking head news shows.
Prior to life as a columnist, she was a speech writer for President Reagan, and wrote the speech Reagan delivered to the nation following the Challenger disaster. Prior to working for Reagan, she was a real journalist writing and editing news for papers in Boston.