The Migraine Brain, edited by David Borsook, Arne May, Peter J. Goadsby, and Richard Hargreaves, makes a major contribution to the field, addressing the increasingly sophisticated neuroimaging techniques that have allowed researchers to begin to define functional and anatomical characteristics of mi[...]

There are several approaches to attack hard problems. All have their merits, but also their limitations, and need a large body of theory as their basis. A number of books for each one exist: books on complexity theory, others on approximation algorithms, heuristic approaches, parametrized complexity[...]