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A new study finds assertive black women leaders are viewed positively while just as assertive white women in the same roles are viewed negatively.

To understand all the consequences of an important choice takes time and attention--even if it's hard to come by. I've written before about the importance of sleep . Tired brains lose their capacity to think critically, to evaluate data, and to understand the meaning of evidence.

Researchers offer strong medicine for those who are too scared to pursue their entrepreneurial dreams, finding evidence that, in the long-term, we regret actions not taken far more than failed attempts. So you have dreams of starting a business. You also have a long list of potential downsides of following that passion, including perhaps significant financial and personal costs and a lizard-brain terror of failure and rejection

Albert Einstein once commented that “a person who has not made his great contribution to science before the age of 30 will never do so.” This may have been an accurate reflection of physics in his time, but it is no longer the case--for physics or any other field. Benjamin Jones, an expert in innovation at the Kellogg School of Management at Northwestern University, and Bruce Weinberg of Ohio State University analyzed 525 Nobel Prizes awarded in physics, chemistry and medicine between 1900 and 2008. With a few exceptions--notably quantum mechanics discoveries of the 1920s and 1930s--the trend across all fields is toward researchers being older when they produce their greatest work.

A bowl of cereal and cold milk is a childhood breakfast staple in America, but a new review reveals some brands of kids cereal contain more sugar per serving than a Twinkie or Chips Ahoy! cookies.