Task: Text Categorization
Input (English): man dropped letters addressed to fictitious groups whose names indicate preference on various issues, to test which letters were mailed most frequently. This conductor of the "lost-letter experiment" sent packages to 160 random people in Omaha, Nebraska, asking them to forward it to a friend or acquaintance they thought could bring it closer to the final individual, prompting his theory of "six degrees of separation. " For 10 points, name this Yale researcher that found that sixty percent of subjects were willing to administer a lethal electric shock in order to satisfy the demands of the researcher in his "obedience to authority" experiment.
Output (English): Social Science