During a six-year U.S. Government mission in India, Illinois-born Dr. Frank W. Parker, 67, was appalled by the millions of sacred cows roaming the land, dangerously overgrazing the fields, eating food desperately needed for human consumption. Because of Hindu religious scruple, the cows can neither be slaughtered nor eaten. There are even old cows' homes.
After his return to the U.S., Parker read about a new, inexpensive contraceptive device consisting of a pliable, doubleS plastic coil (TIME, July 31). "When I learned it worked on women," says Parker, "I thought: why won't...