Sir Abdus Salam was a Pakistani physicist who with others showed how to unify the weak and electromagnetic forces and who with Jogesh Pati devised preons.

Quotes by Abdus Salam in Time One

A contrasting point of view states that … quarks and leptons are composed of pre-quarks (preons), preons are possibly composites of pre-preons, pre-preons of pre-pre-preons …