quiet-the-power-of-introverts-in-a-world-that-cant-stop-talking-susan-cain

compare apples with apples, Dunnette
pooled the ideas of each individual together
with those of three other individuals,
as if they had been working in
“nominal” groups of four. The researchers
also measured the quality of the
ideas, rating them on a “Probability
Scale” of 0 through 4.
The results were unambiguous. The
men in twenty-three of the twenty-four
groups produced more ideas when they
worked on their own than when they
worked as a group. They also produced
ideas of equal or higher quality when
working individually. And the advertising
executives were no better at group
work than the presumably introverted
research scientists.
Since then, some forty years of research
has reached the same startling
conclusion. Studies have shown that
performance gets worse as group size
264/929