“…These range from criteria that most people would accept at once (e.g., our option to move around -"mobility") to criteria that some would regard as bizarre (e.g., the option ofMuslims to make a pilgrimage to Mecca). One very important criterion is personal freedom, which Jack Parsons (1971Parsons ( , 1977 has examined closely in two books. He asks if those who are against population control believe that all couples, stable or unstable, married or unmarried, responsible or irresponsible, affluent or in poverty, healthy or sick, old or young, have the inalienable right to produce as many children as they want, or conceive by accident, regardless of the possible or even likely consequences for each new child, for children born earlier into the family, for the parents themselves, for other parents and children in the same region, for society at large, and for the future of the human race.…”