Thompson was Knighted in Rome, Italy on May 20, 2017. Grand Prior, Prince Lorenzo de' Medici, sponsored Thompson, an American of Italian Heritage, into the prestigious Ordine dei Cavalieri di San Martino del Monte delle beatitudini (the Order of Saint Martin of Mount of the Beatitudes) as a "Patron of the Arts and Protector of the Most Needy" and presided at the Investiture Mass of Knighthood at the Roma Basilica of San Martino ai Monti (Santi Silvestro e Martino ai Monti).
