This books addresses the problem of identifying and managing extreme social events, X-Events, that propel human progress. These include stock-market crashes, climate change, revolution, and much more. It is shown that X-Events are are a natural and necessary part of the human condition.

Roger Jones had a career as a research scientist in the agricultural field.
Liz Ogden has carried on her father's orchid collection.
Dana McCown publishes several books a year in Queensland.
Sam McCown owns a graphic design business in Shanghai.