Youtube activist Theo E.J. Wilson wondered about the people posting racist comments on his videos, and where they were getting their facts. So he adopted a pseudonym and joined their conversation.

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When journalist Jamie Bartlett dove into the secret, hidden part of the Internet known as the Dark Web, he was surprised by what he found lurking there.

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When his childhood friend was connected with a terrorist attack, Mubin Shaikh set out to help combat Islamic extremists--even though he used to be one. So he joined the Canadian Intelligence Service.

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When Shabana Basij-Rasikh  was six years old, the Taliban forbade girls from getting an education. Rather than giving in to their threats, she dressed up as a boy and went to a secret school for girls in Kabul.

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