Check out Leonard Kleinrock's current and previous haircuts:
Leonard Kleinrock has had many different haircuts lately. He became famous as an outstanding mathematician, computer scientist, patent inventor and professor. However, the American engineer and computer scientist is mostly known for his beautiful public appearances and his livable character. Rumors and gossip about the 90-year old's hairstyle are persistently featured in celebrity magazines and tabloids. Check out Leonard Kleinrock's famous hairstyles in the image gallery right here: