Gary J. Gaeth and James Shanteau (1984), “Reducing the influence
of irrelevant information on experienced decision makers,” Organizational
Behavior and Human Performance, 33, 263-282.
Lectures were not effective in getting judges to ignore irrelevant information in an experiment where 12 judges rated the
composition of soil samples. However, experiential learning was effective. The judges were given advice and were then asked to make judgments. Their errors were then noted (negative feedback). Further active training was then provided with an emphasis on positive feedback for good responses.