Past econ talk guest: I didn't put any studies that I believe are unreliable into my book and um in fact took some out as I discovered you know learn things that that made me question them so I tried to be pretty careful which doesn't mean that it's all perfect. "I think there are plenty of things that aren't true but uh there's also lots of things that do replicate and are really robust," she says. 'When you constrain yourself when you incentivize yourself to be differently like better things happen,' the author adds.