The Believing Brain: From Ghosts and Gods to Politics and Conspiracies---How We Construct Beliefs and Reinforce Them as Truths

by Michael Shermer

not until 1992 that Pope John Paul II exonerated Galileo with an official apologia that reveals how belief systems can and do change once they are decoupled from unchanging dogmas, even if it takes three and a half centuries to do so:

unchanging dogma