At a Crucial Moment, Jill Biden Is Vogue’s Cover Star

The August cover of Vogue featuring Dr. Jill Biden was released online Monday — four days after the big debate — and brought with it a fresh round of scrutiny over her role as a die-hard campaigner for her husband, who is locked in a nail-biting campaign for re-election.

During much of President Biden’s term, the first lady was a figure of minimal controversy. That began to shift when campaign season heated up. Laura Ingraham of Fox News claimed that Dr. Biden was covering up the president’s unfitness out of her own desire for political power and prestige. Sounding the same theme, The Daily Caller, a right-wing website, began referring to her as “Lady Mac-Biden.”

Dr. Biden took center stage after Mr. Biden struggled to finish his sentences during a dismal debate performance on Thursday against former President Donald J. Trump. Afterward, The New York Times reported that Dr. Biden was the first person he had turned to: “The first lady’s message to him was clear: They’d been counted out before, she was all in, and he — they — would stay in the race.”

On the Vogue cover, Dr. Biden wears a white Ralph Lauren tuxedo dress. She was photographed in the spring by Norman Jean Roy, whose recent contributions to Vogue include portraits of Nicki Minaj, Alicia Keys and the White House press secretary, Karine Jean-Pierre. The accompanying profile of the first lady, by Maya Singer, describes her as a “vision of calm amid utter cacophony.”

Dr. Biden has been on the cover of Vogue twice before. Tina Brown, the former editor of Vanity Fair and The New Yorker, noted that an appearance on the Vogue cover is a “rite of passage” for first ladies. Still, Ms. Brown added, the implications of Dr. Biden’s appearance on the cover of a fashion magazine