It is argued that social scientists have done a disservice to their own work by trying to mold it according to the model of basic natural science. The main recommendation is that they should organize the work according to models which suit their own purposes. (JB)

Reviews literature related to the possibility of increasing the effectiveness of contraceptives, particularly for the less-developed countries, and concludes that over the short and medium terms, the availability of induced abortion, be it surgical or chemical, is likely to be the most crucial component of any major effort to reduce birth rates"…

Article shows the difference between educational research techniques and problem-solving practitioners, and explores the base out of which these differences in orientation grow. (Author/ML)

Reviews some of the more concerted, large-scale efforts in the earth resources areas" in order to help the computer community obtain insights into the activities it can jointly particpate in withthe earth resources community." (Author)

Suggested are possible areas of investigation to further clarify issues related to both idiot savants and to the cognitive functioning of retarded children and the population in general. (KW)

The author enumerates some criticisms of contingency management research that have been raised and reviews some studies of contingency management in order to clarify the strategy and tactics being followed and point out ways in which investigators have fallen short of their own criteria for sound research and valid conclusions." (Author/AA)

Reflects upon the limitations and possible consequences of indiscriminate use of simulation as a learning device, particularly in terms of humanistic values. (JS)