Self-portrait with Scorpion, by Leonor Fini, from Leonor Fini: Catalogue Raisonné of the Oil Paintings, which was published last year by Scheidegger & Spiess © Leonor Fini Estate, Paris/Artists Rights Society, New York City/ADAGP, Paris

I’m particularly fond of my forged Sisley, which an art restorer told me is only half bad. My grandfather purchased it—along with a sweet fake Renoir and an execrable Modigliani—while living in Buenos Aires in the early Sixties. Only recently did another friend, an art historian, explain that Argentina in the Sixties was an exhilarating hotbed of art forgers. In what felt…