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The Biology of Dreaming.

Rosalind Dymond Cartwright, PhD
Arch Gen Psychiatry. 1968;18(6):770. doi:10.1001/archpsyc.1968.01740060130022.
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Dr. Hartmann has undertaken a difficult task and carried it off beautifully. This book is a carefully written, fully documented account of what is known to date of the development, physiology, neuroanatomy, and biochemistry of a state of being he calls the D-state (where D is for Dream). It is a remarkable book in many ways.

It is very complete in its résumé of where we stand on all fronts of investigation in this field which has had such a phenomenal growth spurt in the last ten years. Although his text runs only to some 150 pages, his bibliography numbers over 650 items, most of them from the 1960's. If any reader wants to catch up with this research area, here, in one small package, is the best way to do it.

The second remarkable characteristic of this book is that for a field in so


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