What's Happening In Ideas

21 unprofessional email habits that make everyone hate you

An SAT tutor who charges $1,500 an hour explains what everyone does wrong preparing for the test

Internships aren't just for college kids anymore -- companies from Goldman Sachs to General Motors are hiring interns mid-career

This marijuana entrepreneur brings in over $1 million a year running a 'bud and breakfast' hotel

Malcolm Gladwell rips into Stanford University's request for donations: 'You might as well send your check to the Sultan of Brunei'

Here's what to say to your coworker when they get the promotion you wanted

The sixth president of the United States rose before dawn for his favourite morning habit: skinny dipping

Step inside Slack's light-drenched New York City office

A CEO says too many executives make the same leadership mistake

Here's exactly what to say when you run into your CEO in the kitchen

Wise quotes on life, liberty, and the pursuit of happiness from every US president

How Wall Street psychologists and Tony Robbins inspired one of the main characters on Showtime's 'Billions'

11 insider facts most flight attendants know -- and you probably don't

A former Navy SEAL shares the No. 1 leadership lesson he learned in military training

Thousands of people share their knowledge online for free -- and for many, it's supercharging their careers

An intern who received internship offers from Facebook, Google, and Apple shares the 7 books that prepared her to ace every interview

7 ways being single affects your success

A Wall Street performance coach who's consulted on Showtime's 'Billions' too many people have the same misconception about success

Here's exactly how to get out of an event without seeming like a flake

21 unprofessional habits that could get you fired