Segment 1: Time and the afterlife
A neuroscientist by day and a fiction writer by night, David Eagleman explores the implications of how we perceive time. And in a new book of short stories, he takes a quirky look at life after death.
Segment 2: The 90+ study, Alzheimer's and aging
Neurologists at the University of California are studying a group of men and women over the age of 90 for clues on how the brain is affected by aging, and important data on Alzheimer' disease and dementia. Dr. Claudia Kawas is a neurologist at the University of California, Irvine. Dr. Ron Petersen is director of the Mayo Clinic's Alzheimer's Disease Research Center.
Segment 3: Depression hits more teens, but there's hope for treatment
About one of every 12 teenagers is affected by depression. And one-fifth of those teens go on to develop chronic depression in adulthood. There's renewed interest in using talk therapy to keep teen depression in check. Greg Clarke is senior investigator with Kaiser Permanente, who directed the study on teens and the effectiveness of a particular kind of talk therapy. Joanne Davila is associate professor of psychology at SUNY Stony Brook.
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