The More The Easier: Persuadability Scales Inversely

From ScienceDaily comes this report out of RPI, concluding that the tipping point of shifting public opinion is surprisingly low:

Scientists at Rensselaer Polytechnic Institute have found that when just 10 percent of the population holds an unshakable belief, their belief will always be adopted by the majority of the society.

The implications for rhetorical practice, teaching, and study are intriguing.