Bipedalism

Bipedalism is the process of changing from moving on four legs to moving on two. This has had huge repercussions for our development, and is the basic factor that started the domino effect

These benefits include:

carrying thing in hands

saving energy by not moving centre of mass

seeing over tall things

balancing the body on a spinal stack

This has allowed for the enlargement of brains and the rest of the process to occur