Many of us may believe that we are a simple product of environment, family traits, and circumstances. While much of that may be true, we are also a product of all that has come before us. Many of our personal foibles, traits and liabilities are the direct product of our genetics. In his excellent new book, "It Didn't Start With You," author Mark Wolynn discusses how inherited family trauma shapes who we are and how to end the cycle. We are truly a composite of our forefathers.