Frederick Goodwin and Adrian Morrison misinterpreted my statements regarding animal experimentation in their commentary of Sept. 6, 1993 ("In Animal Rights Debate, The Only Valid Moderates Are Researchers," page 12). The point I made was that medical research is based primarily on studies of human individuals or populations, along with examination of human tissues and cells. Those who use animals as inexact substitutes always encounter problems of extrapolation to humans, often with grave con

As Jeffrey Mervis reports in "U.S. Officials Defend Animal Research" (The Scientist, Jan. 8, 1990, page 1), the number of people joining the animal protection movement has indeed increased. This explosive growth can be attributed to the fact that the movement embraces goals that are shared by compassionate citizens who abhor cruelty to animals as well as people. The increasing number of scientists, physicians, and scholars who are speaking out against the many questionable activities that come

In 1985, Congress amended the Animal Welfare Act to recognize two basic facts of life: that dogs need exercise and that primates have psychological needs in addition to physical ones. Any self-respecting ethologist would, of course, argue that all mammalian species have these needs. Yet three years later, these amendments have not been put into effect. Organized science has once again gotten in the way, raising such a storm of protest that proposed regulations have been held up. Scientists w