How to Dress Like a Leader in Any Work Environment

There was once a time when every professional, no matter his or her industry, put on a suit each morning.

But today, there are so many interpretations of formal and business casual that it can be easy to look sloppy or over-dressed if you're not aware of the environment.

Sylvie di Giusto, founder of Executive Image Consulting, works with executives looking to improve how they present themselves and professionals hoping to impress their clients and bosses. In her new book "The Image of Leadership," she breaks down the five levels of dress code that she uses with her clients.

We've represented them below, and included di Giusto's insight into how to make your clothes work for you in the office:

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