9/11 and the fall of the dot-coms triggered it, says Scott Morrison, U.S. life sciences director at New York-based Ernst & Young and a co-author of Resilience.
"My interpretation of this, which is not unreasonable, is that my genome has me predisposed to diabetes and the viral infection triggered it," says Snyder, who acknowledges that no known link currently exists between type 2 diabetes and infection.
"A sharp economic downturn in China could trigger it," said Prof Cheng, combined with rampant corruption which makes many graduates feel they are being shut out of jobs and that merit matters little.
"I can't quite believe I actually triggered it," she says when we meet over coffee in a nearby hotel.
"I can't exactly remember what triggered it, but he said, 'I haven't seen you guys for 20 years, but suddenly I feel like I've been with you every day for 20 years.' "There was a bond there that was a little bit more than just friendship.
"There's something in the house that's triggering it," Cox said.
"What interests me is the relationship between objects and people, and what triggers it," she said.
"I learned a lot more, and knew what system was being attacked and what triggers it," he said.
I set it up so that each time that triggered, it would randomly say the name of a different actor.
Access to £200 was enough to trigger it," he says.
