Theory of Population Genetics and Evolutionary Ecology: An Introduction

members, for many of whom it may be a timely recurrence risks and population incidence.The reminder of their deficiencies.chapter on the use of ultrasound is somewhat disap-Fortunately for all of us, this is a book that is not pointing in that there are omissions of conditions only of fundamental importance but also a delight to whose diagnosis by this means are well documented.read.Its style is clear, its presentation orderly, itsThe diagnostic value of fetoscopy and fetal blood illustrations relevant and of high quality.Most sampling is well covered by the experts from Yale, important of all it comes over as being written by and the theoretical advantages as well as the probtwo authors who have not only been major figures in lems associated with obtaining fetal tissue from the the development of human genetics up till the present, trophoblast and fetal cells in the maternal circulation but who appear vitally concerned for its role in the are well documented.future, both as it influences the development of ourThe volume ends with comprehensive discussions knowledge and as it affects the welfare of man.on the medicolegal (specifically American) and moral aspects of prenatal diagnosis, which all who P S HARPER are involved in this field would do well to read.