(Note: This post first appeared at the Management Excellence blog https://artpetty.com/blog/ by Art Petty. Copyright 2015 Art Petty.) No creature on the planet destroys credibility faster than a pontificating blow-hard of a boss who is great at turning oxygen into over-heated carbon dioxide, but not so great at overcoming the gravitational pull of his posterior to the chair and putting his own words into action. Here are 7 tips to help ensure your do matches your tell: