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16, 2010. Also note that introverts seem
not to be in a baseline state of high arousal
so much as susceptible to tipping over into
that state.
10. excited fans at a soccer game: E-mail
from Jerome Kagan to the author, June 23,
2010.
11. a host of evidence that introverts are
more sensitive: This has been written
about in many places. See, for example,
Robert Stelmack, “On Personality and
Arousal: A Historical Perspective on
Eysenck and Zuckerman,” in On the Psychobiology
of Personality: Essays in Honor of
Marvin Zuckerman, edited by Marvin Zuckerman
and Robert Stelmack (Pergamon,
2005), 17–28. See also Gerald Matthews et
al., Personality Traits (Cambridge, UK: Cambridge
University Press, 2003), 169–70,
186–89, 329–42. See also Randy J. Larsen
and David M. Buss, Personality Psychology: