Apollo Lupescu of Dimensional Fund Advisors explains how risk and expected returns are affected by size, price and profitability of a company, why the latest from President Trump shouldn't affect our investing choices, how diversification can protect us from market downturns, and how our fear and greed have us tripping over our portfolios. Also, emails and phone calls on timing retirement and saving while pregnant, plus 6 Last Minute Retirement Strategies and some retirement tips for our younger selves.