In ?The Power of Positive Thinking: How to Train Your Brain to Be Happier About Saving? on LearnVest.com, Dr. Sack discusses whether you can rewire your brain to feel rewards from saving money rather than spending. Dr. Sack explains that studies suggest about 30% of someone?s impulsivity may be attributed to genetics and that impulsivity goes hand-in-hand with addiction issues. Read the entire article here.