As the person with the CIO job, one of your many tasks is to find ways to make sure that the people that your company has hired choose to stick around.  

This can be a difficult thing to do: all of the computers in the world  can’t tell you what your company’s employees are thinking at any given  moment in time. CIOs need to find ways to use technology to determine if  the company’s employees are happy or not. 

Is this something that we can  do without violating everyone’s privacy?