"The New Yorker's Maria Konnikova explains the science behind why we need to sleep more, waste less time on the internet, and stop multitasking.

"Understanding your customers is an integral part of building a loyal customer base.

"It is our responsibility to engage our colleagues in a nourishing and productive conversation," states Lianne Martha Laroya (photo, left).

"Social media PR crises hit companies like tornados—out of nowhere and with deadly force," observes Peter Friedman (photo, left).

Dianne Gottsman (photo, left) advises, "As you set out 2014 with fresh goals and resolutions, don't overlook your social media profiles and activity.

Susan Young (photo, left) discusses the idea of the name-letter-effect.

"Apology speeches are best when they actually include an apology," says Leslie Ungar, president of Electric Impulse Communications.

"Letting fear of failure stop you from asking for what you want ensures you won't get it.

"We create buffers all around us to avoid the pain of failure and rejection, and don’t seem to realise that we’re doing it.

Eric Bergman (photo, left) is the author of Five Steps to Conquer "Death by PowerPoint.

"My grandfather lived in a nursing home during the last several years of his life.

According to Mike Pugh (photo, left), "Voicemail might be negatively affecting your business.

Allison Renner (photo, left) presents "ten easy tips [that] will help you talk with a stranger comfortably.

Parmy Olson (photo, left), a Forbes.

"If simply hearing the phrase "public speaking" makes you cringe, Zach Holman, a prominent developer at GitHub, the software-development network, feels your pain.

According to Scott Christ (photo, left), "The biggest change in my life came when I realized the only thing holding me back from what I wanted was me.

"Let’s take a look at the top social media brands as if it was a game of SNAKES and LADDERS.

"We usually look for nervousness as one of the signs of lying.

"Imagine not being able to recognize your mother, your spouse or your own children.

"See what the U.

Alison Griswold (photo, left) presents an article based on LinkedIn's list of the ten most overused words on resumes.

"I don’t know about you, but nothing irks me more than reading and editing a document riddled with mistakes apparently made by a seven-year-old, only to find the author is a well accomplished executive.

"Why do you use social media?

"Worrying is an illusory form of control.

"One of the easiest mistakes to make during a business encounter with someone is to misjudge how much space the other person needs.