The problem started that first day of high school when I was transformed from a skinny kid who nonetheless enjoyed all kinds of sports into a punching bag for 250 pound football players assured that the locker room was a no-penalty zone.

FORBES: Invest In Human Capital -- Your Body's

But a small trace of someone else's DNA was found on the bag, helping spawn all kinds of theories about who else might have been there.

CNN: STORY HIGHLIGHTS

They have made great strides in all kinds of careers, but they still find it much harder than men to bag the most senior jobs.

ECONOMIST: Closing the gap