Two guys walk into the company coffee corner.  One has a big smile and is laughing as he opens the door.  The other is straight faced and looking down at the ground as he orders his coffee.  Which one’s better at his job?  You will probably say you need a bit more information, right?  Well current research backs the guy who’s laughing and enjoying himself.  He is considerably more likely to be more productive, inspiring, Read more about 75. Having fun yet?[…]