By City A.M. Comment Desk Think your office is full of monkey business? According to a study, that could be a good thing, with new research showing we could learn a few things from our treetop cousins. Analysing the lives of 66 rhesus macaques, growth-minded scientists looked to discover what traits made for a good leader. The results? Revealing. We’ve examined the science. Here’s what to learn from the best monkey leaders. 1. Be expressive The study found having a diverse range of expressions – which included lip smacking, nose wrinkling and ear flattening – made monkey leaders better communi…