Check out Johannes Gessner's haircuts throughout his career:
Johannes Gessner had various haircuts during his lifetime. He reached fame as an excellent physicist, physician, botanist, mineralogist and mathematician. Nevertheless, the Swiss scientist was specially known for his extradordinary public appearances and his adorable character. Before his demise at the age of 81 he was often in the spotlight of tabloids because of his marvelous haircuts. Check out Johannes Gessner's famous haircuts right here: