Michael Lewis understandably has some strong feelings about Wall Street. But the best-selling author of the books “Liar’s Poker,” “Flash Boys,” “Moneyball” and “The Big Short” also has strong investing advice for uncertain times. His latest book, “The Undoing Project: A Friendship That Changed Our Minds,” examines the work of Israeli psychologists Daniel Kahneman and Amos Tversky, who researched the reasons people often make fateful errors during the decision-making process, from investing to medical diagnoses. Lewis joined MarketWatch for a live interview on Facebook this week to answer questions about ... (full story)