Media Kit · Scientist & Investor
Tim Fergestad, Ph.D.
A scientist and investor who talks about curiosity, experimentation, action, ownership, health, family, and making better decisions under uncertainty.
Stories he brings to a conversation: the control experiment that took away his most exciting result, the “sugar-free” chai that still spiked his glucose, and the move from the lab bench to private markets. Each leads to something a listener can use the same day.
Media
Watch & listen
CEO Pulse Podcast with Rafael Cortez
From PhD in Neuroscience to Real Estate Syndication & Finding Your Passion
How scientific thinking shapes investment decisions, calculated risk, building relationships, and finding purpose as an entrepreneur. September 2025.
The Invested Fathers with Kenny Johnson Audio
Build a Campfire with Ex-Neuroscientist Tim Fergestad
Leaving the lab for real estate, building a business without shortchanging a marriage, and staying close to his kids. July 2024.
Real Estate Investor Podcast with Gary Lipsky
Think Better. Invest Better.
Scientific thinking applied to investing, the earned-income trap, operator-first evaluation, and why market psychology pushes people to buy at peaks and sit out at bottoms. August 2026.
Lifetime Cash Flow Through Real Estate Investing with Rod Khleif
Multifamily Is in Trouble, Here's Where the Deals Are
Where the opportunity sits in a dislocated multifamily market, distressed deals and preferred equity, evaluating operators and structures, and the move from active real estate into private-market investing. August 2026.
One line
Tim Fergestad, Ph.D., is a scientist and investor who writes and speaks about seeing clearly, acting deliberately, and living gratefully.
A good fit for shows about
- Science, curiosity, and how to think
- Entrepreneurship, agency, and personal growth
- Health, longevity, and self-experimentation, as a practitioner rather than a clinician
- Parenting, family, and legacy
- Investing, wealth, and financial independence
Background at a glance
- Ph.D. in neuroscience, University of Utah School of Medicine
- Molecular neuroscience and genetics research, including at the University of Wisconsin-Madison
- Entrepreneur and real estate operator: renovations, land, rentals in several states, multifamily, development
- Private-market investor across equity, preferred equity, and private credit
- Founder, Oak Street Assets
- Host, Phoenix Prosperity Podcast
- Writes at timfergestad.com on attention, action, and attitude
Read this on air
Introduction
Tim Fergestad, Ph.D., trained in molecular neuroscience before building a career in entrepreneurship and private-market investing. Today he writes and speaks about how scientific thinking, curiosity, action, ownership, and personal experimentation can help us make better decisions and live more deliberately. He is the founder of Oak Street Assets and host of the Phoenix Prosperity Podcast.
Conversations
Signature conversations
Each comes with questions a host can use as written. Tim is happy to shape any of them around your audience.
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Attention, action, attitude
The three questions underneath everything Tim writes and invests by: What is true? What is mine to do? How will I face it? A practical framework for deals, health, family, and setbacks, and why it is a loop rather than a checklist.
Read: Attention. Action. Attitude.
- You boiled a lifetime of principles down to three questions. Why those three?
- Why ask “What is mine to do?” instead of “What should I do?”
- You say the popular reticular activating system story is badly oversimplified. What is actually happening when you suddenly see red cars everywhere?
- Tell us about the deal where your earnest money had gone hard and you found sagging floors.
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How science taught me to be wrong productively
Research did not train Tim to be right. It trained him to make being wrong informative, a skill that applies to business, health, family, and investing.
Read: How Science Taught Me to Be Wrong Productively
- Tell us about the control experiment that took away your most exciting result. What did it teach you?
- How do you decide in advance what would change your mind?
- How do you separate your identity from your conclusions, so that updating a belief does not feel like losing?
- What does a failed experiment give you that a successful one cannot?
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Every investment is a hypothesis
How scientific thinking changes the way you invest, and five questions that turn a decision into something you can actually test. Works equally well for a general audience as how to decide well when you cannot know the outcome.
Read: Every Investment Is a Hypothesis
- Why do you say every investment is a hypothesis?
- What are the five questions you ask before committing to anything?
- What does "building a control" look like outside a laboratory?
- How do you distinguish a good deal from a good story?
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Ownership beyond money
Ownership as responsibility, not just possession: of capital, time, attention, health, skills, and relationships. Why a high income is not the same thing as wealth.
Read: What Are You Actually Building Wealth For?
- Why can high earners still be financially fragile?
- You say income creates capacity and ownership creates optionality. What does that look like in practice?
- What does it mean to own your time and attention, not just your assets?
- What are you actually building wealth for?
Eight more conversations
Thinking, action, and a well-lived life
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Curiosity is a competitive advantage in the AI era
When answers are cheap, the scarce skill is asking a good question. Curiosity as something you can protect and train, in business, in parenting, and in your own head.
- Why do you describe curiosity as a muscle, and what weakens it?
- How does a scientist use AI tools without outsourcing the thinking?
- What happens to boredom, wonder, and beginner's mind in a world of constant stimulation?
- How has curiosity shown up as a practical advantage in your own career?
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Go. Do.: why action creates clarity
Analysis has diminishing returns. Many uncertainties only resolve after you move, so the skill is designing small actions with bounded downside that produce information.
- How do you know when more research has stopped helping?
- What makes a small bet good, and how do you cap the downside?
- What is the difference between decisive and reckless?
- Tell us about a time acting before you felt ready gave you clarity that more analysis could not.
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Optimism without naivety
Optimism is a stance toward possibility, not permission to ignore evidence or risk. How to stay constructive about people, technology, and the future while still respecting the downside.
- What separates grounded optimism from wishful thinking?
- How does someone who spends his days studying downside stay optimistic?
- Which Stoic ideas hold up for you in everyday life, and which do not?
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Personal experiments: what consumer biotech can teach us
Continuous glucose monitors and other self-measurement tools as instruments for curiosity and behavior change. A label can be true and still not answer your question.
Read: The Sugar-Free Chai Experiment
- A “sugar-free” chai still raised your glucose. What was going on, and what did it change about how you read claims?
- How do you run a personal experiment without fooling yourself?
- What are the real limits of an experiment with a sample size of one?
- What makes you optimistic, and what makes you cautious, about where consumer biotech is heading?
Ownership, family, and reinvention
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Heritage over inheritance
Families spend years planning what to leave their kids and almost no time on who the kids will be when they get it. Why so much family wealth fails to reach the grandchildren, why values travel through stories rather than definitions, and how Tim's own family turned a long motto into three words and a symbol. Practical and seasonal: what any family can do at this year's holiday table.
Read: What Are You Actually Building Wealth For? and The Eagle Kept Showing Up. Free for listeners: The Family Legacy Workbook and The Heritage Table.
- What is the difference between an inheritance and a heritage?
- Why does family wealth so often disappear by the third generation?
- How did your family get its motto down to three words, and why does the symbol have to belong to everyone?
- You are an investor. Why talk about values instead of returns?
- What is one thing a family can do at Thanksgiving this year that it will still be talking about in 30 years?
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Raising owners, not consumers
Agency, curiosity, responsibility, delayed gratification, and stewardship in a world designed to make children consumers. Offered as a parent's experience, not a parenting expert's rules.
Read: The Eagle Kept Showing Up
- What are you trying to teach your kids about agency and responsibility?
- How do you teach delayed gratification in a world built for instant everything?
- What do you want your kids to inherit that isn't money?
- Where have you gotten it wrong, and what did you change?
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From molecular neuroscience to private markets
Reinvention and transferable skills. What moves with you when you change fields, what does not, and how to learn a new domain without confusing curiosity with competence.
- What actually transferred from the lab to investing, and what did not?
- How did you build a real estate portfolio while working as a scientist?
- How do you expand a circle of competence without fooling yourself?
- What would you tell a physician, engineer, or scientist thinking about a second act?
Investing
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Why I read the return last
A projected return is an output, not a fact. The order Tim evaluates a private investment in: operator, business plan, structure, and only then the number.
Read: Why I Read the Return Last and Was It Skill, or Was It the Decade?
- Why should investors not start with the projected return?
- What assumptions quietly do the most work in a pro forma?
- How do you tell whether an operator was skilled, or simply operating in a rising market?
Point of view
Why ownership, in the broad sense
Tim's move toward investing was not simply a career change. It grew from a realization that professional success and income do not necessarily create control over your life. Ownership offered something different: the ability to build wealth that was not entirely dependent on his next hour of work.
Over time his definition widened. Ownership now means taking responsibility for more than capital: for time, attention, health, skills, relationships, and the example he sets for his children. Wealth matters as a means, not an end, because it buys the freedom to be present for the people who matter and to leave behind something more durable than a résumé.
Biography
The longer version
Tim Fergestad earned a Ph.D. in neuroscience at the University of Utah School of Medicine, later continuing his work in the Genetics Department at the University of Wisconsin-Madison. His research focused on the molecular machinery underlying communication between nerve cells, work that trained him to isolate variables, challenge assumptions, and design experiments capable of proving his own hypotheses wrong.
While he was a scientist he was also building a life outside the laboratory. He bought and renovated properties, owned rentals in multiple states, worked in land and residential real estate, and moved gradually into larger private investments. As that portfolio grew he transitioned out of academic research and focused his capital and attention on ownership.
That work evolved from single-family real estate into multifamily syndications, private credit, preferred equity, development, and other private-market investments. Today he runs Oak Street Assets, a boutique investment firm through which he invests alongside accredited investors in opportunities he believes merit their capital. He also hosts the Phoenix Prosperity Podcast, where he talks with entrepreneurs, physicians, investors, scientists, and builders. He lives in the Phoenix area.
At timfergestad.com he writes about the habits science gave him, curiosity, experimentation, evidence, and intellectual humility, and how they apply well beyond investing: to action, ownership, health, family, and living deliberately.
In his words
- Science did not train me to be right. It trained me to make being wrong informative.
- A label can be true and still not answer your question.
- Action creates information that more analysis cannot.
- Income creates capacity. Ownership creates optionality.
- Design a system that protects you from yourself.
- A good story is something someone tells you. A good deal is something the facts support.
- Every investment is a hypothesis about the future.
- Inheritance is what you leave them. Heritage is the wisdom to know what to do with it.
- An estate plan transfers assets. Only people transfer values.
Booking
Invitations and inquiries
Email is the fastest route. Tell me a little about the show and the audience, and I will tell you honestly whether I am the right guest.