The first ceremony of the Calling of the Ring took place in 1925, using a ritual created by Rudyard Kipling, at the request of H.E.T. Haultain, professor of engineering at the University of Toronto. To this day, the ring is worn on the "dominant hand" so as the engineers draw or write, the reminder is always present.
Learning humility from history ...
Joan Lennon's website.
Joan Lennon's blog.