> When the psychologist Richard Nisbett showed Americans individual pictures of a chicken, a cow and hay and asked the subjects to pick out the two that go together, the Americans would usually pick out the chicken and the cow.
I meant that Nisbett's name was mentioned in the column (regarding the farm animals, yes), and that this allowed the study with underwater scenes to be found, namely http://www.ncbi.nlm.nih.gov/pubmed/11708567.
http://www.nytimes.com/2008/08/12/opinion/12brooks.html
> When the psychologist Richard Nisbett showed Americans individual pictures of a chicken, a cow and hay and asked the subjects to pick out the two that go together, the Americans would usually pick out the chicken and the cow.