Risk Factor begins with filmmaker Robert Lang expressing confusion about his personal risks and the societal risks that seem to threaten us all. Which risk factors are truly dangerous? And which ones don’t matter? To gain insight, he decides to go on a journey to meet the world’s top risk experts.

• TVO
• David Spiegelhalter
• Will Gadd
• Fiona McNeill
• Grant Statham
• Bruce Schneier
• Dan Kahan