Progress in Brain Research, vol 16.

In general, books collecting review articles of a particular field fall into one of two categories. They may summarize the literature pertinent to this field with the object of presenting a reasonably complete picture of what has been done and why. Alternatively, the book may consist of highly selective reviews which reflect the literature that emphasizes the contributions of the author. Often the author's work is, indeed, the major part of the review article. In the latter instance the onus rests on the author to explicate and justify the criteria adopted. Unlike the other publications in this series, vol 16 ofProgress in Brain Researchfalls in neither category, for each of its 25 papers reveals how the activity of the Thudicum Psychiatric Research Laboratory of Galesburg, Ill, has contributed to widening the horizons of neuropsychiatric research. In fact, all the authors contributing to this volume have been, or are,