You’ve Come a Long Way, Baby! – The Transition from Prenatal to Postnatal Circulation. This fascinating presentation discusses the physical changes that must occur in the circulatory system for a baby to make the transition from life in the womb to the outside world. Many of the contributing factors that stimulate these changes are also given, demonstrating the irreducible complexity of the mammalian system of giving birth. A medical case history is presented with a surprise ending, and the relevance of all of this to Genesis is demonstrated.