Letters to the Editor

19022

All of the characteristics the researchers ascribe to sexual abusers–hostile masculinity, penchant for impersonal assembly-line sex, sexual preoccupation, emotional callousness, attention-deficit hyperactivity disorder–prevent them from forming enduring emotionally intimate attachments. Perhaps abusers turn to domination sex in the vain attempt to relieve their frustration through an imposed physical intimacy they control. Marilyn M. KramerWausau, Wis. […]

19089

As I recall, neural networks also require, from time to time, periods of very low input in order to maintain their learning efficiencies. Neural-network researchers call these periods sleep, yet these networks obviously don’t require glycogen to function. Thus, it always seemed to me that sleep is probably more of a requirement of the neurons’ […]

19088

This article touches on one of the dirty little secrets of beauty products: By and large, they are a chemical stew with ingredients that would require EPA warnings if used in industrial settings.