Dr. Mary Aiken, a pioneering cyber-psychologist, work inspired the CBS television series "CSI: Cyber". She explains how going online changes our behavior in small and dramatic ways, and what that means for how we think about our relationship with technology.
An American newsman tells the story of a South African boy who put a human face on his country’s devastating AIDS epidemic. Nkosi Johnson was infected with HIV from birth and lived only 12 years, but his legacy was enormous.
- Jim Wooten senior correspondent for ABC News.
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