Robotics experts used lessons from 1930s human psychologist on how people walk to produce the fastest walking robot. Interesting thing is that not all processing for walking is done in a central place in this morning, but processing is rather distributed. This is in contrast with previous attempts, particularly those adopted by Honda.
http://news.bbc.co.uk/2/hi/technology/6291746.stm
Robotics uses lessons from 1930s human psychologists