From the “this may only interest me” file – Yahoo offers Number of Lefties Bounces Back:
While lefties currently make up about 11 percent of the population, earlier studies found only 3 percent of those born in 1900 were left-handed.
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“Left-handedness is important because more than 10 percent of people have their brains organized in a qualitatively different way to other people,” McManus said.
Half my family is left-handed so I am always keen to these articles. And I can confirm that left-handers have a completely different way of thinking. I often tease my left-handed wife that she has laid out a left-handed kitchen since I often get confused about where utensils, pans, etc. are located.
Her response involves my right-handed lack of memory ability.