If you are interested in this check out a great book called "Touched with Fire: Manic-Depressive Illness and the Artistic Temperament" by Kay Redfield Jamison, Ph.

CNN: What are the chances my future kids will be bipolar?

There have been more than 20 studies that suggest an increased rate of bipolar and depressive illnesses in highly creative people, says Kay Redfield Jamison, professor of psychiatry at Johns Hopkins University and author of the "An Unquiet Mind, " a memoir of living with bipolar disorder.

CNN: The story