People who are left handed make up about 5-15% of the population
The genes for left-handedness are so far elusive
Lefties are relatively numerous among creative men
Lefties are relatively numerous among children rated as having an IQ higher than 131
Lefties are relatively numerous among individuals who are good at music and maths
Most left-handers draw figures facing to the right.
There is a high tendency in twins for one to be left-handed
Stuttering and dyslexia occur more often in left-handers
(particularly if they are forced to change their writing hand as a
child)
4 of the 5 original designers of the Macintosh (Apple) computer were left-handed
1 in 4 Apollo a