All podcasts / People I (Mostly) Admire / Summary

Yul Kwon: "Don't Try to Change Yourself All at Once." (Update)

2025-04-05 - source - Read full transcript

Steve Levitt (host)Yul Kwon

Key insights

Don't try to change yourself all at once - break transformation into small, repeatable, slightly-uncomfortable steps.

Facing severe social anxiety, OCD, and paruresis as a child, Kwon didn't attempt a wholesale personality overhaul. He set daily micro-challenges just outside his comfort zone (raising his hand in class, greeting a stranger), accepted that many would fail without it being catastrophic, and treated consistency over years, not a single decision, as the mechanism of change.

incremental-behavior-change

It's often easier to change behavior by changing your environment than by relying on willpower alone.

Kwon deliberately sought out environments engineered to force the behavior he wanted rather than trying to white-knuckle change in place: signing up for drama class as a shy teenager, applying to the Marine Corps' Officer Candidate School in college, and later going on Survivor. Each environment made the desired behavior close to unavoidable.

incremental-behavior-change

Personality is more malleable than people assume, but it is not infinitely plastic.

Kwon says watching his brother project confidence before actually feeling it - and get real positive reinforcement back from others - taught him that acting differently can build genuine internal change over time. He's careful to caveat that this isn't complete self-reinvention, just more flexibility than most people expect.

incremental-behavior-change

A stress response that looks like a character flaw can actually be a deeply ingrained cultural instinct surfacing under pressure.

Under extreme stress at Marine Corps Officer Candidate School, Kwon instinctively bowed to a superior officer instead of standing at attention - the deferential posture taught in his traditional Korean household. Instructors read it as a discipline problem; Kwon realized it was cultural conditioning resurfacing automatically when willpower was depleted, which reframed the fix as learning a new default behavior, not just trying harder.

mental-health-and-cultural-stigma

Mental health stigma in immigrant/Asian-American communities can delay help-seeking for years, worsening otherwise treatable conditions.

Kwon says he spent roughly half his day managing anxiety related to paruresis (an inability to urinate around others) and wishes he'd had the courage to ask for help sooner, but mental health was treated as a taboo, shameful subject in his family's culture. He eventually found therapy "enormously useful" but only much later than he wishes he had.

mental-health-and-cultural-stigma

A game-theoretic strategy can work even when it isn't stated explicitly - and stating it too explicitly can backfire.

Kwon used Robert Axelrod's tit-for-tat strategy (cooperate first, mirror the last move, forgive quickly) to manage his Survivor alliances after being betrayed. He found that naming the strategy outright made some people (Candice) suspicious and more likely to defect, while others (Jonathan) responded well to it being spelled out - the lesson being to use the logic without necessarily announcing it.

game-theory-in-practice

Making an explicit, credible mutual-destruction threat can flip a near-certain loss into a coin flip.

Levitt's post-interview math: with Kwon in the minority alliance and holding a hidden immunity idol, his odds of winning were about 3 percent (1 in 32). By credibly threatening to eliminate a specific rival (Jonathan) using the idol and inviting him to switch sides instead, Kwon made defection Jonathan's clearly better option; the swap pushed Kwon's win probability to roughly 50/50, worth an estimated $500,000 in expected value on a $1 million prize.

game-theory-in-practice

A career built around one 'holy grail' job that satisfies every value at once is likely to disappoint; treating a career as a portfolio across time works better.

Kwon describes cycling through law, government, consulting, TV hosting, a frozen yogurt startup, and two stints each at Google and Facebook. He concluded that no single job would deliver job satisfaction, challenge, great colleagues, financial security, and mission alignment simultaneously, so he began optimizing for a different value at each career stage, trusting the cumulative portfolio to add up to overall satisfaction.

career-as-portfolio

A useful check for whether you're stuck is asking what your past self would think of your present trajectory.

Kwon's heuristic: look back at himself from about four years earlier and imagine that person seeing where he is today - would that past self be satisfied? He treats persistent discomfort with the imagined answer as a signal that a change is overdue, distinct from just feeling generally too comfortable.

career-as-portfolio

Deliberately entering high-difficulty, high-exposure situations was Kwon's repeated strategy for personal growth, even at real physical and emotional cost.

From Marine Corps OCS to a food-scarce, filth-ridden Survivor shoot with untreated migraines (he wasn't allowed his usual mouth guard), Kwon repeatedly chose the hardest available option specifically because it was hardest, reasoning that dropping out would cause him to "revert back to my old ways" by eroding self-confidence he had worked to build.

self-transformation-through-adversity

Removing modern stimulus overload (screens, notifications, fragmented attention) had a measurable, if temporary, effect on Kwon's chronic health symptoms.

Kwon stopped grinding his teeth at night and getting migraines for the entire duration of both his Survivor seasons, then resumed immediately upon returning to normal life. He attributes it to circadian-aligned sleep, no processed food, no screens, and the psychological effect of facing only concrete, actionable stressors instead of modern life's diffuse, hard-to-resolve ones.

self-transformation-through-adversity

A personal tragedy can become the motivating reason to re-enter a grueling, previously-completed challenge.

Kwon says he had no intention of returning to Survivor 13 years after winning, until his close friend Jonathan Penner's wife Stacy was diagnosed with ALS. Seeing an opportunity to raise awareness and funding, Kwon pledged to match the first $50,000 in donations if he appeared; the campaign ultimately raised over $250,000 for ALS research, even amid a global pandemic that made fundraising unusually hard.

self-transformation-through-adversity

Books referenced

Freakonomics - Steven D. Levitt and Stephen J. Dubner - signed copy offered as part of a teacher-referral finder's fee in the episode's cold open, unrelated to the interview
What is Intelligence - Blaise Aguera y Arcas - forthcoming book (fall 2025) by Kwon's Google research collaborator, laying out the conceptual foundations of their Paradigms of Intelligence project; mentioned in the new closing segment

Media referenced

Survivor - show - the CBS reality competition Kwon won (season 13, Cook Islands) and later returned to for a 20th-anniversary all-winners season; central subject of half the interview

Companies

Google - Kwon's current employer (twice, with a stint in between); he now co-leads a research team there called Paradigms of Intelligence with Blaise Aguera y Arcas
Facebook - Kwon worked there for about five and a half years between his two stints at Google
McKinsey & Company - management consulting firm Kwon worked at after clerking for a federal judge
Federal Communications Commission - Kwon worked there before leaving to host a PBS technology mini-series

Techniques and frameworks

Incremental exposure / behavior change in manageable chunks - Kwon's core method for overcoming severe childhood social anxiety and OCD: instead of trying to change all at once, he set small daily challenges (raise a hand in class, say hi to a stranger) just outside his comfort zone and kept iterating
Changing the environment rather than relying on willpower - Kwon deliberately placed himself in environments engineered to force the behavior he wanted (e.g. drama class, the Marine Corps, Survivor) rather than trying to will himself into change directly
Fake it till you make it / acting extroverted - Kwon's brother modeled projecting confidence before feeling it; Levitt notes research shows acting extroverted measurably raises well-being, and Kwon credits this with helping build real confidence over time
Portfolio theory of career - Kwon's framework for explaining his many job changes: rather than seeking one job that delivers every value he wants at once, he optimizes for a different value at each career stage and expects the full portfolio to satisfy him over time
Tit for tat (Axelrod's iterated prisoner's dilemma strategy) - Kwon consciously used this classic game-theory strategy - cooperate first, mirror the other player's last move, forgive readily - to navigate alliances on Survivor after being betrayed by two tribemates
Mutually assured destruction as a negotiating move - Levitt's post-hoc analysis of how Kwon flipped the game: by credibly threatening to eliminate a rival (Jonathan) using a hidden immunity idol, Kwon made defecting to Kwon's alliance Jonathan's best option, which Levitt calculates raised Kwon's win probability from about 3 percent to roughly 50/50
Retrospective self-check (looking back N years to evaluate change) - Kwon's heuristic for deciding whether to make a change: he imagines his past self from several years ago looking at his present self, and asks whether that past self would be satisfied with the trajectory

Summary

This is a rerun of Levitt's original two-part 2021 conversation with Yul Kwon, compressed into one episode with a short new coda recorded in 2025. Kwon - a Yale-trained lawyer, Survivor season 13 winner, former FBI adjunct instructor, and veteran of both Google and Facebook - opens by describing a childhood marked by severe social anxiety, OCD, and paruresis (an inability to urinate around others), conditions serious enough that he spent roughly half his waking hours managing anxiety around them. The throughline of the whole conversation, and the source of the episode's title, is his method for escaping that state: not a single dramatic transformation, but small, repeatable, slightly uncomfortable steps compounded over years, often assisted by deliberately changing his environment (drama class, Marine Corps Officer Candidate School) rather than relying on willpower alone.

A significant middle stretch covers Kwon's time in the Marine Corps, where an instinctive bow to a superior officer under stress revealed to him that deeply ingrained cultural conditioning from his traditional Korean upbringing was resurfacing automatically when he was exhausted and scared - reframing what instructors read as a discipline problem into a specific, learnable behavior to override. From there the conversation turns to Kwon's unconventional career path (law firms, a Senate staffer role, a federal clerkship, McKinsey, a frozen yogurt chain, the FCC, PBS, Facebook, and two stints at Google), which he explains using a "portfolio theory" of career satisfaction: rather than seeking one job that delivers everything at once, he optimizes for different values at different career stages.

The Survivor material is the episode's centerpiece, both as personal narrative and as an applied game theory case study. Kwon describes physically grueling conditions (no food beyond coconuts, occasional fish, untreated migraines after being denied his mouth guard) and explains how he used Robert Axelrod's tit-for-tat strategy from the iterated prisoner's dilemma to manage alliances after two tribemates betrayed him. Levitt then walks through his own post-interview math: by credibly threatening a rival with elimination while offering him a better alternative (a version of mutually assured destruction), Kwon converted roughly a 3 percent win probability into something close to a coin flip, worth an estimated $500,000 in expected value.

The conversation also touches on an unexpected physiological finding - Kwon's chronic teeth-grinding and migraines vanished entirely during both of his Survivor stints and returned immediately upon reentry to normal life, which he attributes to circadian-aligned sleep, an unprocessed diet, and freedom from the fragmented attention of modern screen life. The original interview closes on his decision to return to Survivor 13 years later for an all-winners season, motivated primarily by his friend Jonathan Penner's wife Stacy being diagnosed with ALS; Kwon used his platform to raise over $250,000 for ALS research. A brief new 2025 segment has Kwon describe his current work at Google co-leading Paradigms of Intelligence, an interdisciplinary research effort with Blaise Aguera y Arcas exploring the fundamental building blocks of intelligence, positioned as a contrast to the industry's default focus on scaling foundation models.

Notable Quotes

"Don't try to change yourself all at once. There is a possibility of change. I know, because I went through that process, too. The important thing is that you just keep on doing it." - Yul Kwon

"It's not that people are infinitely plastic. It's not like you can completely change fundamentally who you are. But it is more flexible than I think people often think." - Yul Kwon

"Lesson learned is, yeah, use game theory, use tit for tat, but don't tell people so explicitly that's what you're doing." - Yul Kwon

"This one brilliant piece of game theory took Yul's likelihood of winning roughly from one in 32 to fifty percent." - Steve Levitt

"I have to change my behavior. I have to learn the right mode of interacting and overcome these natural instincts that I have." - Yul Kwon