For the past several years a campaign of propaganda has been gaining momentum to influence international, national, and personal opinion in favor of birth prevention programs. The vehicle for this propaganda is the recently coined terror technique phrase, “population explosion.” The phrase, indeed, alerts all to the attention that must be given to population pressures, but it also provides a smoke screen behind which a moral evil may be foisted on the public and for obscuring the many factors that must be considered in this vital question.