This paper discusses how wars of ideas can be waged, using the author's extensive experience, both as director general of the Institute of Economic Affairs (IEA) and at other classical liberal think tanks. John Blundell begins his stimulating collection of published essays, reviews and introductions by showing how the founders of the IEA successfully fought the conventional planning wisdom of the 1960s and 1970s, providing the ideas which, by the 1980s and 1990s, had brought about increased freedom and a revival in the use of markets. He draws lessons from those days and then surveys the conte