It is possible to know all there is to know about a subject—medicine, for example—but if you don’t have M.D. at the end of your name, few will listen. The M.D. is what I term a “credibility indicator.” The so-called expert with the most credibility indicators, whether acronyms or affiliations, is often the most successful in the marketplace, even if other candidates have more in-depth knowledge. This is a matter of superior positioning, not deception.
