A comprehensive treatise of lens abnormalities would require contributions from the basic sciences and the clinical sciences. It would embody the art of ophthalmology as well as the science. Moreover, it would provide the reader with not only one plan of management but would consider that acknowledged authorities may have diametrically opposed methods of management. In presenting these conflicting arguments, it would allow the reader to evaluate these recommendations in light of his or her own expertise. Dr Bellows has edited just such a book utilizing the knowledge of 47 contributors from 11 different countries. Beginning with the history of cataracts, the development, structure, composition, and metabolism of the normal and abnormal lens are explored. Abnormal lenses are discussed according to etiology, ie, developmental, toxic, metabolic, traumatic, or as a manifestation of aging. Cataract surgery in children, cataract with glaucoma, senile cataract surgery, and preoperative management are a few of