Social Learning: An Introduction to Mechanisms, Methods, and Models. By William Hoppitt and Kevin N. Laland. Princeton (New Jersey): Princeton University Press. $75.00 (hardcover); $49.50 (paper). xi + 307 p.; ill.; index. ISBN: 978-0-691-15070-3 (hc); 978-0-691-15071-0 (pb). 2013. Journal Articles