In 1970, he left Minnesota and began a journey starting in the Southwestern United States and taking him through Central and South America — where he lived for a year with Mayan Indians — before his return to the U.S where he spent time among the Navajo Indians in Arizona.
[citation needed] In August 2011, Bradley was diagnosed with the motor neuron disease amyotrophic lateral sclerosis.
[1] the Fall of 2015[update], Bradley's illness had progressed to the point that he could no longer conduct a spoken interview.
[1] When I first entered the somewhat glamorous world of professional art, I thought I would steer clear of politics and keep my life as simple and positive as possible.
We have an opportunity to promote Indian truths and at the same time help dispel the myths and stereotypes that are projected upon us.