14 March 1879 – 18 April 1955, Einstein was a German-born Swiss-American theoretical physicist, philosopher and author who is widely regarded as one of the most influential and best known scientists and intellectuals of all time. He is often regarded as the father of modern physics. He received the 1921 Nobel Prize in Physics "for his services to Theoretical Physics, and especially for his discovery of the law of the photoelectric effect".
http://en.wikipedia.org/wiki/Albert_Einstein
Today, 14 March, is also Pi Day!
Pi, a Greek letter, is the symbol for the ratio of the circumference of a circle to its diameter. Pi Day is celebrated by math enthusiasts around the world on March 14th. Pi = 3.1415926535…
http://www.piday.org/