Warren Buffett famously observed that the people you spend time with influence your own behavior and personality, for better or worse. Research suggests that this is right, with one study, for instance, finding that adolescents who have good relationships with optimistic peers are likely to become more optimistic themselves.

It was the topic addressed at the 14th annual meeting between eight men from the Life Transition Group and eight women from Renewment (see Renewment.org). Both groups are learning communities of professionals who focus on transitions in mid-to-later life,

In light of National Entrepreneur Day, Carol Ofori, a successful entrepreneur shares three things she does that have led to her success.