Stephen Hawking

Stephen Hawking sets an example to us all of the power of purpose. He has expanded human knowledge on space and time, whilst battling ALS for the last 50 years. He continues to educate all scientists, from small children to the worlds top academics at Cambridge University. His method of communication? One cheek muscle. If you would like to learn more about his theories, I suggest reading "A Briefer History of Time", link below:

A Briefer History of Time - Stephen Hawking