Theoretical Ecology: Concepts and Applications. Edited by Kevin S. McCann and Gabriel Gellner. Oxford and New York: Oxford University Press. $100.00 (hardcover); $49.95 (paper). xiii + 303 p.; ill.; index. ISBN: 978-0-19-882428-2 (hc); 978-0-19-882429-9 (pb). [A companion website is available.] 2020.