CO2
APRIL 5, 2014
One of my early Electrical Engineering professors (this was in the early 1980′s) always talked about the knowns, unknowns, known unknowns, and the unknown unknowns (blind spots). Joseph Luft and Harrington Ingham created the Johari Window nearly 30 years ago to describe hum an behavior. by Calvin Guyer Blind Spots. Johari Window.
Harvard Business Review
AUGUST 6, 2012
The earliest known attempt to investigate the relation between team size and productivity dates back about a hundred years to the now famous experiments by French engineer, Maximilien Ringelmann. Ingham and his colleagues had demonstrated that loss of effort could not be explained by lack of coordination, as Ringelmann originally thought.
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