Estate Planning Attorney Shawn Eyestone discusses several topics often overlooked in blended family estate planning, such as who gets to make decisions for you, who gets an inheritance, who does not get an inheritance. Biological children have more rights than step-children while you are alive, but after you die, your step-children may end up with more rights than your biological children. Also, the law treats full siblings and half-siblings differently, as well, even though most people we work with treat them the same.