They tend to be individuals with an anxious or "preoccupied" attachment style according to attachment theory, which psychologists developed starting in the mid-1900s.

WSJ: What Makes People Overshare?

But Gore seemed more anxious to continue to show a different campaign style rather than a new look to any issues from the candidate.

CNN: He also shows more relaxed attitude in several NH stops

Meanwhile, Gary Bauer, on leave from the Family Research Council, disapproves of the administration's Balkan strategy but, in proposing a foreign policy that supports human rights and the banning of abortion, is anxious not to be seen as a Buchanan-style isolationist.

ECONOMIST: Suddenly, a pre-primary electability indicator