Social Science Bites

Andrew Leigh would take a daily a multivitamin, he says, until he learned that a randomized controlled trial, or RCT, found no increase in lifespan linked to taking them. So he stopped. Leigh isn’t a nutritionist, he’s an economist. But more to the point, Leigh is also an unrepentant ‘randomista,’ which is what he calls researchers who use RCT’s to tackle thorny issues of public concern. (Leigh is also a politician, 2010 sitting since as the member of Australia’s Parliament for the Division of Fenner, a Canberra suburb.) The word ‘randomista,’ Leigh tells interviewer David Edmonds in this Social Science Bites podcasts, was coined by Nobel laureate Angus Deaton (also a Bites alumnus)  “as “a term almost of abuse – but I’ve turned it into a compliment!” (It’s also the title of his new book, Randomistas: How Radical Researchers Are Changing Our World.) “Deaton had noticed that there were randomized trials proliferating across development economics,” Leigh explains, “and felt that in some areas they were becoming