Stefan B. is a violent pedophile. The court has certified that he has a personality disorder and he's been ordered to undergo therapy. Using high-tech medical technology, researchers believe they are now closing in on the source of violent tendencies in the brain. But modern brain research has raised disturbing issues. Apparently, to act deliberately and of our free will is a rare luxury, according to Gerhard Roth in Bremen, one of the leading scientists in the field. Is free will merely an illusion - a trick of the brain designed to make life more bearable?

In Focus documentaries and reports cover business and science, culture and education, historical and present day events as well as sports and leisure. This wide variety of topics is investigated in depth and presented in an informative format, making for captivating television, courtesy of Germany's Deutsche Welle news network.