1. Our genes -- 2. Scripting our family drama -- 3. Scripting our conscience, aged three to six -- 4. Scripting our relationship patterns in our first three years -- 5. Scripting our sense of self in our first six months -- 6. Be your own scriptwriter. App. 1. The dubiousness of the Minnesota Twins Reared-Apart Study -- App. 2. Twin studies - a warning -- App. 3. Estimates of the environality of human psychology from twin studies