To look at life-span development, we have to be familiar with what it is, although this is is at the name. It talks about how a normal person develops throughout the life-span. This process starts between conception and birth, the miracle of pregnancy where a one-celled organism advances into a foetus and lastly a newborn baby emerges into the world. The development of the growing child is influenced by the planet around them. Affecting growth and at critical points can transform their genetic characteristics, which are developed within the womb, and the expression of these characteristics. "our exploration commences at delivery, where who our company is and will ultimately become is a life-long endeavour. " (http://www. learner. org/discoveringpsychology/development/ 2001) In this project I will look at the infant period of the life-span.