Check out John William Dawson's haircuts throughout his career:
John William Dawson had many different hairstyles during his lifetime. He became famous as a great botanist, paleontologist and geologist. However, the Canadian geologist, principal of McGill University was specially known for his extradordinary looks and his adorable character. Before his demise at the age of 79 he was often featured in tabloids due to his exceptionally hair. Check out John William Dawson's former and current haircuts in the image box below: