The difficult relationship between the collective and individual reproductive choices in human birth control is reported and related to the departure from natural population dynamics, in opposite directions in the developed and less developed areas.Responsible parenthood would be the solution to current problems, but its prerequisite is education.A worldwide effort to raise education levels—possibly under UNESCO leadership—in underdeveloped countries is advocated.

D. Compaeetti, Leggi antiche delta città di Gortyna, Firenze, 1885 F. Bücheler and E. Zitelmann, Rheinisches Museum N. F. Bd. 40 J. and T. Baunack, Die Inschrift von Gortyn, Stuttgart, 1886H. Lewy, Stadtrecht von Gortyn, Berlin, 1885Museo Italiano di Antickità classiche, edited by D. Comparetti, Florence, 1885 sqq. Vols. i, ii.