History: Melioration theory Edit History Back to page | View logs for this page Browse history From year (and earlier): From month (and earlier): all January February March April May June July August September October November December Deleted only For any version listed below, click on its date to view it. For more help, see Help:Page history. (cur) = difference from current version, (prev) = difference from preceding version, m = minor edit, → = section edit, ← = automatic edit summary (cur | prev) 17:06, January 3, 2009 Dr Joe Kiff (Talk | contribs) . . (3,786 bytes) (-54) . . (tidied links) (undo) (cur | prev) 23:38, November 22, 2007 AWeidman (Talk | contribs) . . (3,840 bytes) (-4) . . (elim red lnk) (undo) (cur | prev) 19:27, November 22, 2007 AWeidman (Talk | contribs) . . (3,844 bytes) (+3,844) . . (New page: '''Melioration Theory''' posits that organisms are sensitive to differences in the local rates of reinforcement: number of reinforcements obtained at an alternative event divided by ti...) Retrieved from "http://psychology.wikia.com/wiki/Melioration_theory"