Using an experiment, we study the interplay between cognitive intrusion and performance feedback within a multitask environment. Psychology studies document the negative effect of cognitive intrusi
2 photographs of Miss O'Brian receiving her 25 year watch, Southern California, 1931. "Subject: Miss O'Brian receiving 25 year watch; Client: B[roa]dway Dep[artmen]t Store, Mrs. Eastman; Original Prin
