Big Data and the Welfare State: How the Information Revolution Threatens Social Solidarity Big Data and the Welfare State: How the Information Revolution Threatens Social Solidarity , by Torben Iversen and Philipp Rehm, Cambridge, Cambridge University Press, 2022, xiii + 232 pp., £ 22.99 (paperback), ISBN: 9781009151399. https://www.cambridge.org/core/books/big-data-and-the-welfare-state/340936CE478BD6264DE77D9123357D4A