TY - JOUR T1 - AGing and problem solving AU - Rimoldi HA, Vander Woude KW Y1 - 1969/02/01 N1 - 10.1001/archpsyc.1969.01740140087011 JO - Archives of General Psychiatry SP - 215 EP - 225 VL - 20 IS - 2 N2 - THE COGNITIVE aspects of problem solving behavior have frequently been analyzed by studying subjects' responses to selected stimuli (test items) rather than by investigating the processes that mediate between the stimulus and the response.There is, for example, a large body of research relative to changes in intellectual functioning concomitant with the aging processes.1-11 Although there are some exceptions,12,13 in general there is agreement pointing to a gradual increment in performance with increasing age followed by a progressive decrement.Similar results have been obtained when assessing changes in "quality of thinking" as indicated by tests of abstract and creative ability.14-16In the area of problem solving and concept attainment, the results of Heglin17 indicate increasing susceptibility to set and a decreased ability to overcome set after fifty years of age. Clay18 has shown changes in problem SN - 0003-990X M3 - doi: 10.1001/archpsyc.1969.01740140087011 UR - http://dx.doi.org/10.1001/archpsyc.1969.01740140087011 ER -