Are left-handers quicker thinkers than righties?

All those parents in the '70s and '80s who made their left-handed children struggle to use their right hands may be kicking themselves right about now.
Scientific studies are showing that lefties are quicker and more adroit in some activities than their right-handed counterparts. How true is this idea?

Left Handed People Are Different, Because They're Different

Pin by Emily on Miscellaneous Left handed facts, Left handed quotes, Left handed people

Does being left handed make you feel special? - Quora

Would the same principle apply to fencing? : r/Fencing

10 Things Lefties Do Better

The Evolutionary Mystery of Left-Handedness and What It Reveals About How the Brain Works – The Marginalian

Land of the Lefty – K.B. Owen, mystery writer

Left Handed because of muscles? : r/lefthanded

8 Facts For Lefties To Celebrate On International Left-Handers Day

The Human Brain, HowStuffWorks

PPT - What are the advantages and disadvantages of being left