Radical minority opinion can become mainstream party doctrine over time

Evidence

The rhetorical strategy that Friedman advocated then— with its emphasis on human freedom, its disparagement of government intervention, and its relentlessly optimistic valence— had become, via Reagan, the message of the party itself. It was an extraordinary demonstration of the capacity of radical opinion to become, over time and in concert with circumstance, accepted as the norm. — Angus Burgin, The Great Persuasion, 520

Categorization

• XREF: Relates to core purpose: MPS ideas→policy/turn causal chain; also echoes the rise of Reaganism as confirmation of the rhetorical strategy Friedman crafted for Goldwater. — connects to: Minority influence is delayed but persists and spreads to unaddressed beliefs; Mass-level partisan swings are not driven by ideological shifts in the public — John T. Jost and Jim Sidanius, Political Psychology, 1898; Minority influence requires majority acceptance of the minority as legitimate in-group (+2 more)

Broader Connections

• Minority influence is delayed but persists and spreads to unaddressed beliefs #expands (0.85)
• Minority influence requires majority acceptance of the minority as legitimate in-group #qualifies (0.75)
• Mass-level partisan swings are not driven by ideological shifts in the public #contradicts (0.72) — John T. Jost and Jim Sidanius, Political Psychology, 1898
• Party-line shifts cannot be read as ideological shifts in the mass public #contradicts (0.72)