March 1962
The S-R Formula and Experience
J. J. Gibson, Cornell University
The World Wide Web distribution of James Gibson’s “Purple Perils” is for scholarly use with the understanding that Gibson did not intend them for publication. References to these essays must cite them explicitly as unpublished manuscripts. Copies may be circulated if this statement is included on each copy.
![](http://caribou.cc.trincoll.edu/depts_ecopsyc/perils/folder2/sr.gif)