EditorialAnya Firestone, left, who leads custom tours of Paris for a starting cost of $2,400 per day, at lunch with guests at the Ritz, in Paris on June 26, 2023. (Hugues Laurent/The New York Times)
EditorialMechelle Richardson, whose hairpins supplied a message, at the Sismas party in Great Neck, N.Y. on Dec. 16, 2022. (Nina Westervelt/The New York Times)