How Minds Change by David McRaney

Описание: All persuasion is self persuasion.

Most of what we do in public affairs is built on a broken assumption: that giving people better information will change their minds. David McRaney's How Minds Change dismantles that assumption and replaces it with something far more useful — a framework for understanding how people actually update their beliefs, drawn from field-tested techniques that outperform traditional persuasion by orders of magnitude.

McRaney follows deep canvassers, street epistemologists, and cognitive scientists to a single, convergent finding: you cannot argue someone into a new position. The only way someone changes their mind is by examining their own reasoning and discovering — on their own terms — that it doesn't hold up. The best persuaders don't deliver better arguments. They ask better questions.

This episode unpacks why that matters for public affairs practitioners and extracts the mental models worth carrying into your practice.

What We Cover

Why the information deficit model — the assumption that facts change minds — has been wrong for centuries and still drives most campaigns

The difference between a post-truth crisis and a post-trust crisis, and why the distinction matters

How assimilation and accommodation work, and the Redlawsk experiment showing that moderate doses of counter-evidence make people more entrenched

SURFPAD: why reasonable people looking at the same information reach opposite conclusions without realizing they've made a choice

Why social death is more frightening than physical death, and what that means for any issue tied to group identity

The three independent techniques — deep canvassing, street epistemology, Smart Politics — that converge on the same principle

Network percolation: how opinion cascades actually spread, and why you don't need elites to start them

The connection between McRaney's findings and Lippmann's pseudo-environment from Episode 1
What this book teaches about restraint as a core persuasion skill

Key Quotes from the Book

"There is no superior argument, no piece of information that we can offer that is going to change their mind. The only way they are going to change their mind is by changing their own mind, by talking themselves through their own thinking."
— Steve Deline, deep canvasser


"People are generally better persuaded by the reasons which they have themselves discovered than by those which have come into the mind of others."
— Blaise Pascal, quoted in How Minds Change


"We don't live in a post-truth world, but a post-trust world."
— David McRaney


"If there was an E = MC² of social science, it would be SD is greater than PD. Social death is more frightening than physical death."
— Brooke Harrington, sociologist


"The system must become vulnerable. When it is, it is inevitable that someone will start the cascade that changes everything, but that someone isn't preordained. You need no special privilege to start striking at the status quo, because no one is in control."
— David McRaney

About This Show

Masters in Public Affairs is a podcast about the fundamentals of public affairs — one book at a time.

The best performers work the fundamentals. In every field, the people at the top got there by returning to first principles long after everyone else moved on. Public affairs doesn't have a shared curriculum. Most of us learned by improvising. This show is built to fix that — by going deep on the books that contain the mental models, frameworks, and structural insights that elite practitioners return to again and again.

Hosted by Joseph Lavoie.