The brilliant Adriana Robertson, professor of law and finance at the University of Toronto, joins me to discuss what’s really going on behind the scenes at “passive” ETFs and index funds. You might be surprised to learn that they are nowhere near as passive as you think.  Investing is about making decisions under conditions of uncertainty. Modern finance, including the mountain of marketing and academic literature behind index products, seems to offer a way around that fundamental human challenge. Not so. Hear why.