"This beautifully paced book, a history of the painting and all the people who've owned it, reads like a thriller."
- Marcus Berkmann, Mail on Sunday
"Narrated with great gusto and formidably researched detail."
- Charles Nicholl, Guardian
"Forensically detailed and gripping investigation."
- Michael Prodger, Sunday Times
"A deliciously detailed, satisfying book."
- Aoibheann Sweeney, Irish Times