Ron Friedman, writing on the Harvard Business Review website, just published an article entitled What You Eat Affects Your Productivity. The premise of the article is that different foods affect you different way. Some make you more alert; others make you more drowsy. Some require more energy to digest; other are easily digested, leaving energy for more productive tasks. As Friedman says, “Food has a direct impact on our cognitive performance, which is why a poor decision at lunch can derail an entire afternoon.” Going into many biochemical aspects of food digestion, Firedman makes... [...]