korrents
Patrick McKenzie

Patrick McKenzie

@patrick-mckenzie · 33 positions · On ppll ↗

Software engineer and writer, known online as patio11. Ran the small software business Bingo Card Creator and Starfighter, then worked at Stripe; writes about the mechanics of money at Bits about Money and wrote for years at Kalzumeus about careers, negotiation and the business of software.

Patrick McKenzie did not write this page.

We collected these quotes from things they published elsewhere, and every quote links to where it was said. They have no account here and have not endorsed this site. Quotes are word for word; the short line under each one is our own restatement, not their wording. Their own site. Is this you? Claim it or ask us to remove it. Or tell us what is wrong here.

3 of Patrick McKenzie's claims fit 3 mental models. Most often: Incentives, Probabilistic thinking, You are not the user.

Models we see in what they say

Our reading: their claim applies the idea without naming it. The claim is theirs; filing it here is ours.

Incentives

Look at what people are rewarded for; it explains more behaviour than what they say, your own included.

Used by 85 others

Call centers are incentivized to minimize call time and repeat calls rather than to actually resolve a customer's problem.

  1. Patrick McKenzie Software engineer and writer, known online as patio11 The dominant reason for this is that suggesting a concrete action to you gets you off the phone faster, and the call center aggressively minimizes time to resolution of calls and recidivism, where you call back because your problem is not solved. The gift card accountability sinkbitsaboutmoney.com · 19 Dec 2025All korrents from this piece
    The dominant reason for this is that suggesting a concrete action to you gets you off the phone faster, and the call center aggressively minimizes time to resolution of calls and recidivism, where you call back because your problem is not solved.

Probabilistic thinking

Think in odds, not certainties, and bet heavily only when the odds are clearly yours.

Used by 26 others

An employee’s startup equity grant is most likely worth nothing, because people overestimate both the odds of success and their own share of it.

  1. Patrick McKenzie Software engineer and writer, known online as patio11 Because you radically overestimate the likelihood that your startup will succeed and radically overestimate the portion of the pie that will be allocated to you if the startup succeeds. Don't Call Yourself A Programmer, And Other Career Advicekalzumeus.com · 28 Oct 2011All korrents from this piece
    Because you radically overestimate the likelihood that your startup will succeed and radically overestimate the portion of the pie that will be allocated to you if the startup succeeds.

You are not the user

Watch real people use the real thing; your own sense of what is obvious does not count as evidence.

Used by 15 others

People who write professionally about money often misunderstand alternative financial services because they do not belong to the social class those services serve.

  1. Patrick McKenzie Software engineer and writer, known online as patio11 people who write professionally about money-including professional advocates for financially vulnerable populations-often misunderstand alternative financial services, largely because those services are designed to serve a social class that professionals themselves do not belong to, rarely interact with directly, and do not habitually ask how they pay rent, utilities, or phone bills. The gift card accountability sinkbitsaboutmoney.com · 19 Dec 2025All korrents from this piece
    people who write professionally about money-including professional advocates for financially vulnerable populations-often misunderstand alternative financial services, largely because those services are designed to serve a social class that professionals themselves do not belong to, rarely interact with directly, and do not habitually ask how they pay rent, utilities, or phone bills.