102401
In a 1962 research report , Douglas Engelbart linked collective intelligence to organizational effectiveness , and predicted that pro-actively ' augmenting human intellect ' would yield a multiplier effect in group problem solving : " Three people working together in this augmented mode [ would ] seem to be more than three times as effective in solving a complex problem as is one augmented person working alone " .
 Douglas Engelbart
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 Douglas Engelbart