(plural paradigm shifts) 1  A radical change in thinking from an accepted point of view to a new one, necessitated when new scientific discoveries produce anomalies in the current paradigm. ( US) A radical change in thinking from an accepted point of view to a new belief.
The use of IN GOD WE TRUST has not been uninterrupted. The motto disappeared from the five-cent coin in 1883, and did not reappear until production of the Jefferson nickel began in 1938. Since 1938, all United States coins bear the inscription.
As a result, legislation passed in May 1908 made In God We Trust mandatory on all coins on which it had previously appeared. Legislation approved July 11, 1955, made the appearance of In God We Trust mandatory on all coins and paper currency of the United States.By Act of July 30, 1956, In God We Trust became the national motto of the United States.rom Treasury Department records it appears that the first suggestion that God be recognized on U.S. coinage can be traced to a letter addressed to the Secretary of Treasury from a minister in 1861.