Nils Kürbis, Proof and Falsity: A Logical Investigation, Cambridge University Press, 2019, pp. 316; ISBN: 978-110-87-1672-7 (Softcover)£24.99, ISBN: 978-110-84-8130-4 (Hardcover)£78.99, ISBN: 978-110-86-2517-3 (eBook) $26.00.