MULTIDIMENSIONAL PSYCHOPHYSICAL ANALYSIS 79 



elsewhere. It is highly unlikely that the actual mechanism mediating 

 any of the stimulus-response sequences here outlined is as simple as 

 the one postulated for it, but by comparing the deductions from the 

 simpler postulates with laboratory data we can take note of the devia- 

 tions and be guided thereby in our endeavor to improve the picture. 

 While this procedure, from mechanism to suggested application, 

 could be pursued indefinitely through increasing degrees of complex- 

 ity, we turn instead, in the following chapters, to the reverse proce- 

 dure, considering certain forms of activity and attempting to con- 

 struct mechanisms capable of mediating these. 



