In early 1968, Sterling and her husband joined 448 writers and editors in placing a full-page ad in the "New York Post" declaring their intention to refuse to pay taxes for the Vietnam War. In 1984, she challenged President Ronald Reagan's decision to award the Medal of Freedom to Whittaker Chambers, writing, "With all due respect to the dead, is this man, who has left behind him so many doubts about his own role, an appropriate recipient of the Medal of Freedom, the nation’s highest civilian award?"