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The fact that Phillip McGraw doesn't have a license to practice clinical psychology in California hasn't kept his TV alter ego, Dr. Phil, from practicing TV psychology. You may not recognize the face of No. 6 on our list, but we sure bet you remember Oprah going off on him for duping her with a 'million little' lies.

Dylan O'Shea was a wanted man as a senior in college. JPMorgan Chase offered him a $45,000 salary and a $5,000 signing bonus. Then O'Shea did the unthinkable. He rejected the offer to teach kids in inner-city Baltimore. However, the most surprising thing is that O'Shea is hardly alone in choosing this unusual career path. AOL Careers explores this growing trend.

High school was considered by some to be the best years of their lives. But was it? More importantly, did your high school persona have anything to do with what you became? Of a nerd, teacher's pet or cheerleader, who do you think is most likely to be a company vice-president? AOL Careers finds a surprising answer.

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If you've ever been laid off or turned down for promotion, the rejection can be tough to swallow. However, some of the most successful people in history had to overcome huge hurdles before making it big. One famous author actually had his first manuscript rejected 28 times! See if you can guess who in our quiz from AOL Careers.

Are you stuck in a dead-end career? Try becoming a doula or a futurist. Huh? If you are seeking some new direction, AOL Careers has found seven cool employment options you are probably overlooking.

Sometimes, it's not what you do but where you do it. Do you think a plumber is worth more in Cleveland or in Boston? The answer may surprise you. How about software engineers? Test your smarts with our latest 'Salary Smackdown' quiz from AOL Careers.

When you are interviewing for a job, the way you answer that question will go a long way toward determining whether or not you get the job. AOL Careers explains why your answer is crucial -- especially in a market with so many layoffs -- how you should approach the question and identifies the five areas that employers are actually concerned about.

Who's Getting Laid Off?

Jim Mone, AP

Citing reduced commercial business and higher-than-expected Medicare-related costs, health insurer UnitedHealth Group Inc. lowered its 2008 profit outlook and says it will cut at least 4,000 jobs from its workforce of more than 80,000.

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Every little girl dreams of her wedding day. Stacy Simpson took that dream one step further by becoming a wedding planner. She shares her secrets with AOL Careers, including a warning to the bride: Never leave your groom alone with the wedding planner. Find out what goes on when the bride's not looking.

The interview process is painful but necessary, and getting it right is imperative. That makes it tempting to act like you know more than you do, but that's a big mistake says AOL Careers on their list of guidelines on how to ace an interview. Remember, never bad mouth an old boss, and always ...