As many know, Harvard psychologist Marc Hauser was placed on a year’s leave yesterday after an internal Harvard investigation found problems in some of the data supporting a 2002 paper on monkey cognition, and, according to coverage at the Globe and elsewhere, perhaps some others as well. … The longer source is Horace Freeland Judson’s “The Great Betrayal: Fraud in Science” , a splendid account of not only how outright fraud occurs, but how pressure to produce, which is intense in most research universities, can lead to the sort of atmosphere DrugMonkey alludes to.