"In his fourth book, "American Nations: A History of the Eleven Rival Regional Cultures in North America," award-winning author Colin Woodard [photo, left] identifies 11 distinct cultures that have historically divided the US.

"Founders blame investors, investors blame CEOs, CEOs blame research and development (R&D), R&D say the product is fine, the market just doesn't get it, and marketing people blame it all on the recession," writes Triin Linamagi (photo, left) in a piece featured at FastCompany.

From Harland Sanders to Martha Stewart, Bill Murphy, Jr.

“I have seen many successful people fail after they start fearing they might lose what they have built.

"Our company, which offers content and video materials for small businesses, is in its third year of operation.

"Anastasia Martin,* a 24-year-old social media manager for a New York City college, will never forget the moment she realized that she was underpaid," writes Molly Triffin.

"It has never been cheaper to open a Papa John's restaurant," reports Hayley Peterson (photo, left).

Helen Coster (photo, left) presents "10 Tips for Better Business Writing.

".

According to Jon Parrish, "I now live by the rule of “Goo-diligence.

"I certainly agree that starting a business is fraught with risk, and none of us get it all right the first time.

"New research by Dr.

"Luckily, there are signs we can look for when trying to detect a lie.

"I normally introduce myself by my first name.

"Asiana Airlines flight 214 crashed upon landing at San Francisco International Airport on June 6, 2013.

"Facial expressions are a universal language of emotion, instantly conveying happiness, sadness, anger, fear, and much more.

According to Drake Baer, "Within moments of meeting people, you decide all sorts of things about them, from status to intelligence to promiscuity.

"In honor of National Etiquette Week and our just-published list of the 45 best restaurants in America, we decided to clear up some common etiquette questions," writes Megan Willett.

See Damon Nofar's slideshow - 8 Tips for an Awesome PowerPoint Presentation - at BusinessInsider.

"Adversity is a constant companion for entrepreneurs, but learning to push through tough times is a lesson sometimes harshly taught.

Take this quiz to see if you have the knowledge to travel like a pro.

"The year was 1978, and young besties Ben Cohen and Jerry Greenfield decided they wanted to start a company.

Haiku Deck gives their picks for "Decks of the Year.

"Public speaking is hard enough without shooting yourself in the foot with simple mistakes.

Ben Schott (photo, left) presents his ten words.