How to spot a bully in the workplace.

How to spot a bully in your workplace
If you have a serial bully on the staff they will reveal themselves by their department showing excessive rates of

staff turnover
sickness absence
stress breakdowns
deaths in service
ill-health retirements
early retirements
uses of disciplinary procedures
grievances initiated
suspensions
dismissals
uses of private security firms to snoop on employees
litigation including employment tribunals or legal action against employees