Many avenues for earthquake forecasting have been explored, from prior changes in animal behaviour to electromagnetic signals. (newscientist.com)
Therapeutic Alliance in Depression Treatment: Controlling for Prior Change and Patient Characteristics: Journal of Consulting and Clinical Psychology Vol 71 (6) Dec 2003, 997-1006. (psychology.wikia.com)
There must be a prior change of values that can then be enforced politically.20 Advanced technologies may offer hope for survival in principle but can do so in fact only if certain changes in morality and political behavior take place as well. (religion-online.org)