Terence Corcoran: Businessmen are dumber than women, Trudeau says. The evidence disagrees

During an open discussion last week at the G20 Summit in Argentina, Prime Minister Justin Trudeau strapped on his “gender lens” and walked into a political flytrap. He observed through his visual device that when packs of construction workers are sent out to small communities to build pipelines and other infrastructure they tend to impose “social impacts, because they’re mostly male construction workers.”