Gregg Braden (born June 28, 1954) is an American author of New Age literature, who wrote about the 2012 phenomenon for his claim that the magnetic polarity of the earth was about to reverse. Braden argued that the change in the earth's magnetic field might have effects on human DNA. He has also argued that human emotions affect DNA and that collective prayer may have healing physical effects.

In this interview, Braden speaks about key harmony in the world