Best Brian Mackenzie Podcasts (2025)

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141: Beginner's Guide to Cold Immersion & Heat Therapy with Brian Mackenzie (Human Performance Specialist) 55:56

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19d ago55:56

55:56

Figuring out which alternative therapies to fit into your already busy day, if any at all, can be overwhelming and confusing. Especially when marketing claims overexaggerate the benefits of alternative therapies and biohacking tools. That’s why I invited human performance specialist, Brian Mackenzie, back onto the show to help make sense of two str…

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Brian MacKenzie on Breath, Stress, and Resilience 1:17:12

27d ago1:17:12

1:17:12

Brian MacKenzie has trained some of the world’s top athletes, but today his focus is on something far more universal: how we breathe and regulate stress. In this episode of The AGEIST Podcast, he breaks down why breath control is the most underutilized tool for improving health, sleep, and performance at any age. He explains how the nervous system …

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Marc Andreessen and Charlie Songhurst on the past, present, and future of Silicon Valley 2:07:56

19m ago2:07:56

2:07:56

Marc Andreessen, cofounder of Netscape and Andreessen Horowitz, sits down for a Cheeky Pint with John Collison and Charlie Songhurst to discuss the history of Silicon Valley, spotting bubbles in real time, the "Elon method" of management, and why the mistakes that haunt you are the companies you don't invest in. Show notes: Roger Lowenstein: When G…

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How Food, Fasting & Lifestyle Can Transform Your Metabolic Health & Reduce Your Risk of Disease with Dr Ben Bikman #582 2:17:05

11h ago2:17:05

2:17:05

Most of us will never have our insulin levels tested, yet this single hormone is the body’s master regulator of energy. When it stops working properly, almost every system in the body is affected, from how we store fat, to how we age. Today’s guest is Dr Ben Bikman, a scientist and world-leading expert on insulin and metabolism. He’s a Professor in…

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143: How Your Subconscious Beliefs Keep You Inconsistent with Fitness with Dr. A (Fit Father Project) 51:25

4d ago51:25

51:25

Your mindset can either be your biggest supporter or your biggest detractor of your fitness journey. But sometimes simple mindset shifts don’t work because there’s a deeper, subconscious belief that wrecks your consistency before you even start. Like, for example, imagine you were always picked last in gym class growing up. This creates a subconsci…

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BITESIZE | How To Break Free From Subconscious Habits and Take Back Control | Dr Bruce Lipton #581 23:05

5d ago23:05

23:05

Did you know that around 95% of your behaviours come from your subconscious mind? For most of us, this means living much of our lives on autopilot. Feel Better Live More Bitesize is my weekly podcast for your mind, body, and heart. Each week I’ll be featuring inspirational stories and practical tips from some of my former guests. Today’s clip is fr…

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Is Tesla Still a Car Company? w/ Ed Niedermeyer 1:00:28

5d ago1:00:28

1:00:28

Paris Marx is joined by Ed Niedermeyer to discuss the mission to turn Elon Musk into the world’s first trillionaire, Tesla’s growing interest in making robots instead of cars, and how other automakers are coming for the EV market it once dominated. Ed Niedermeyer is the author of Ludicrous and co-host of the Autonocast. Tech Won’t Save Us offers a …

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Dr. Chris Renna Talks Autologous Stem Cell Therapy 1:18:17

6d ago1:18:17

1:18:17

This week, we welcome Dr. Chris Renna back to The AGEIST Podcast to break down one of the most hyped but least understood subjects in modern health: stem cells. Along with providing a clear explanation of how different types of stem cells function, he talks about how they interact with our immune systems and why most “stem cell therapies” people he…

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Des Traynor on reinventing Intercom twice and the “four horsemen” of good AI companies 1:18:20

7d ago1:18:20

1:18:20

Des Traynor, cofounder of Intercom, sits down for a Cheeky Pint with John Collison to discuss the growth of Fin (Intercom’s AI customer service agent), why selling AI products is hard, advice for product marketers, and cofounder dynamics. Full transcript on Substack: https://cheekypint.substack.com/p/des-traynor-on-reinventing-intercom Timestamps: …

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How to Stop Overthinking & Start Living a More Meaningful Life with Oliver Burkeman #580 2:00:47

7d ago2:00:47

2:00:47

Many of us feel under constant pressure to optimise every moment, to become more efficient, more productive and somehow more worthy. But what if embracing our limits could be the key to living a calmer, more meaningful life? This week’s returning guest on my Feel Better, Live More podcast, Oliver Burkeman, believes that accepting that we can’t do e…

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BEHIND THE LENS #491: Featuring Johnny Danks and Vincent Grashaw 1:15:01

8d ago1:15:01

1:15:01

An interesting show this week on BEHIND THE LENS as we take a look at two very different films and filmmakers, thanks to producer/actor Johnny Danks talking about his new film, SHAKEY GROUNDS, the first one produced under the banner of his company Dank Productions, and director/editor VINCENT GRASHAW discussing the emotionally powerful character st…

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142: Why Repetitive Movements Cause Stiffness Too (Member Interview: John C.) 42:13

11d ago42:13

42:13

The vast majority of men with back pain, hip pain, and joint pain sit far too much on a daily basis. While sitting all day terrorizes your joints, there’s another potential cause of stiffness: Repetitive and constant movement. Today’s guest and Man Flow Yoga Member, John, works the night shift at H-E-B. His job requires him to move constantly (he g…

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BITESIZE | Why Your Brain Wants You To Be Anxious (And What You Can Do About It) | Dr Anders Hansen #579 24:25

12d ago24:25

24:25

Compared to most of our evolutionary history we have never been richer, safer, or lived longer lives. Yet, despite that, more of us are struggling with our health than ever before. What’s going on? Feel Better Live More Bitesize is my weekly podcast for your mind, body, and heart. Each week I’ll be featuring inspirational stories and practical tips…

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Palantir is Thriving Under Trump w/ Caroline Haskins 49:52

12d ago49:52

49:52

Paris Marx is joined by Caroline Haskins to discuss what Palantir actually does and the growing influence it has within the US government and many large corporations. Caroline Haskins is a staff writer at Wired. Tech Won’t Save Us offers a critical perspective on tech, its worldview, and wider society with the goal of inspiring people to demand bet…

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Sieglinde Othmer, PhD: Staying Curious at 84 48:14

13d ago48:14

48:14

Author and longevity advocate Sieglinde Othmer, PhD, is rewriting the narrative of aging. From her book, Joyous Longevity: The A to Z Field Guide, to this inspiring conversation, she shares the simple yet powerful habits that help her stay mentally sharp, physically well, and joyfully engaged with life. From morning walks with a notepad to her Medi…

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Ambrook CEO Mackenzie Burnett on American agriculture, rural resilience, and carrying 50lbs of fresh pork on Amtrak 54:53

14d ago54:53

54:53

Mackenzie Burnett joins John Collison to talk about American agriculture, labor and immigration challenges, building rural resilience, ERPs, and the principle of money movement. She also shares some feedback for Stripe. Show notes: Where Soil is Holy, and Climate Change Is Seldom Mentioned Farming goes digital The End of Accounting and the Path For…

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The New Science of Women’s Health: Strength, Metabolism & Menopause with Dr Stacy Sims #578 2:18:05

14d ago2:18:05

2:18:05

As we get older, have you ever wondered why the exercise advice we’ve been given doesn’t seem to work as well as it once did? As we move into our 40s and beyond, our physiology changes in ways that can often feel confusing and frustrating. But what if we could harness those changes to feel stronger, healthier and more resilient than ever before? My…

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BEHIND THE LENS #490: Featuring Allan Ungar, Christopher Leone and Patrick Pianezza 1:05:57

15d ago1:05:57

1:05:57

We're chatting about some wonderful films with some terrific filmmakers this week on BEHIND THE LENS, starting with director/co-writer ALLAN UNGAR talking about his new film, the action buddy comedy road trip, LONDON CALLING. Then in the second half of the show, director/co-writer CHRISTOPHER LEONE and writer/former paramedic PATRICK PIANEZZA are o…

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BITESIZE | The 5 Types of Wealth: How to Design Your Dream Life | Sahil Bloom #577 25:24

19d ago25:24

25:24

In a world seemingly obsessed with financial success, what does it truly mean to be wealthy? And what if the path to a more meaningful life has less to do with what we earn and more to do with how we live? Feel Better Live More Bitesize is my weekly podcast for your mind, body, and heart. Each week I’ll be featuring inspirational stories and practi…

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A New Economy Will Deliver Better Technology w/ Aaron Benanav 1:00:35

20d ago1:00:35

1:00:35

Paris Marx is joined by Aaron Benanav to discuss his vision for a multi-criterial economy and how it would alter the type of technology our society creates. It’s a plan to center human experience through democratic discourse while driving true social and technological innovation. Aaron Benanav is an Assistant Professor at Cornell University and the…

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Dr. Paul Kolodzik: GLP-1s for Alcohol Abuse 1:00:02

20d ago1:00:02

1:00:02

How do you treat alcohol use disorder (formerly called alcoholism) without requiring total abstinence? This week, Dr. Paul Kolodzik returns to The AGEIST Podcast to discuss his pioneering work around GLP-1s: using these medications to help people reduce their alcohol intake. Drawing on his background in emergency and addiction medicine, Dr. Kolodzi…

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Zipline CEO Keller Cliffton on air-dropping blood to Rwandan hospitals and getting to 50,000 aircraft per year 1:14:12

21d ago1:14:12

1:14:12

Keller Cliffton joins John Collison to talk about Zipline’s journey to 115 million miles flown, the lost art of American airplanes, building 50k drones a year in California, getting to 99.9% reliability, and US vs. Chinese manufacturing. Books referenced: The Right Stuff by Tom Wolfe Skunk Works by Ben Rich Apple in China by Patrick McGee Timestamp…

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How to Train Your Eyes & Rewire Your Brain for Better Eyesight, Sharper Focus, Improved Memory & Less Stress with Dr Bryce Appelbaum #576 1:58:45

21d ago1:58:45

1:58:45

When we think about improving our health, we often think about changing our diet, increasing how much we move, improving the quality of our sleep and lowering stress, but how many of us think about ‘working’ on our vision? Every day, many of us experience symptoms like brain fog, fatigue, headaches or poor concentration - and never realise that our…

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BEHIND THE LENS #489: Featuring Miki Magasiva, Anapela Polataivo and Chad Hartigan 1:09:54

22d ago1:09:54

1:09:54

Let's kick things off talking about movies with TINA and my exclusive interview with MIKI MAGASIVA and actor ANAPELA POLATAIVAO.Written and directed by Miki Magasiva and starring Anapela Polataivao, Antonia Robinson, Zac O'Meagher, Beulah Koale, Dalip Sondhi, Nicole Whippy, and Jamie Irvine, among others, TINA is an inspiring drama, a light-hearted…

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140: Getting To Yes (Member Interview with Scott) 45:51

25d ago45:51

45:51

BMP-Ep140: Getting To Yes (Member Interview with Scott) Years ago, today’s guest Scott was overweight, crushed by so much pain that he had to “drink” painkillers doing construction work, and was never invited by his friends for fitness-related activities like backpacking. But then, he had a few scary blood panel tests in a row… and completely chang…

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BITESIZE | 3 Simple Dietary Tips to Improve Your Gut Health, Boost Your Energy & Reduce Inflammation | Dr Emily Leeming #575 22:28

26d ago22:28

22:28

Twenty years ago, very few scientists even knew about something called the gut microbiome. Now, with over 70,000 research papers published on the subject, this complex ecosystem, home to trillions of microorganisms, is recognised as a key factor in our physical and mental wellbeing. Feel Better Live More Bitesize is my weekly podcast for your mind,…

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Will AI Kill Your Job? w/ Brian Merchant 59:52

27d ago59:52

59:52

Paris Marx is joined by Brian Merchant to discuss whether the AI bubble is about to burst and how bosses are deploying AI tools to kill jobs and degrade work. Brian Merchant is the author of Blood in the Machine and writes a newsletter of the same name. Tech Won’t Save Us offers a critical perspective on tech, its worldview, and wider society with …

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How to Feel More Understood, Valued and Secure in Your Relationships with Alain de Botton #574 2:03:26

28d ago2:03:26

2:03:26

We live in a culture that often celebrates the ‘perfect’ relationshipbut does little to prepare us for the reality of long-term commitment. Modern life is filled with idealised images of love and marriage – but the truth, as this week’s returning guest suggests, is far more human, messy and ultimately hopeful. I’m delighted to welcome Alain de Bott…

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139: How to Make Aging Optional with Simple & Fundamental Health Truths with Dr. Steven Gabriel 1:00:07

1M ago1:00:07

1:00:07

All humans have a psychological glitch that’s detrimental to your health. It speeds up aging, makes the number on your scale tick up, and causes you to overlook the fundamental health truths that result in 90% of your health. The glitch? The complexity bias, which means that humans prefer the complex to the simple. When it comes to your health, thi…

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Katy Bowman Says Stop Over-Exercising 1:00:16

1M ago1:00:16

1:00:16

What if the aches and pains of aging weren’t inevitable but simply a sign of movement malnourishment? Katy Bowman, biomechanist and author of several books, including Move Your DNA, returns to challenge everything you thought you knew about exercise and health. She introduces the idea of a “movement diet”—a diverse mix of postures and motions your …

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How China’s Renewable Push Upends Geopolitics w/ Kate Mackenzie & Tim Sahay 1:01:19

1M ago1:01:19

1:01:19

Paris Marx is joined by Kate Mackenzie and Tim Sahay to discuss the geopolitics behind China’s investments in green tech and electrification, and how it presents the prospect of a new development model based on renewables instead of fossil fuels. Kate Mackenzie is an adjunct fellow at Macquarie University. Tim Sahay is co-director of the Net Zero I…

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Cognition CEO Scott Wu on acquiring Windsurf, AI replacing engineers, and the Moneyball-ification of everything 57:53

1M ago57:53

57:53

Scott Wu joins John Collison to talk about Cognition’s AI software engineer, the Moneyball-ification of everything, math competitions with Alexandr Wang in 6th grade, acquiring Windsurf over a weekend, whether coding tools will be replaced by the labs, and why he thinks we already have AGI. Full transcript on Substack: https://open.substack.com/pub…

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BEHIND THE LENS #488: Featuring Michael Angelo Covino, Kyle Marvin and David Mackenzie 50:33

1M ago50:33

50:33

A fun show this week on BEHIND THE LENS as I get to take a look at two new films that just opened in theatres on Friday and speak with three filmmakers whom I've spoken with in the past, all of whose work I admire, respect, and in the case of one director, can't get enough of. I'm talking about the wonderful filmmaking team of MICHAEL ANGELO COVINO…

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138: The Physical Therapist’s Secret to Avoid Fitness Injuries & Genetic Bad Luck (Member Highlight: Andy T., DPT, MOTR/L) 47:39

1M ago47:39

47:39

Today’s guest, Man Flow Yoga Member Andy, is also a physical therapist who was cursed with genetic bad luck: His family has a history of high cholesterol. Despite eating right and exercising consistently, Andy’s cholesterol levels have been over 200 for the past decade. And since Andy’s only in his 30s, getting on a statin which is often a lifelong…

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Why Countries Must Fight For Digital Sovereignty w/ Cecilia Rikap 59:38

1M ago59:38

59:38

Paris Marx is joined by Cecilia Rikap to discuss how countries’ dependence on US tech companies is harming them and why they need to get serious about digital sovereignty. Cecilia Rikap is Associate Professor in Economics at University College London and Head of Research at the Institute for Innovation and Public Purpose. Tech Won’t Save Us offers …

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Dr. William Li on Reversing Vascular Damage 1:11:01

1M ago1:11:01

1:11:01

Can you heal your cardiovascular system with food? Dr. William Li returns to explain how inflammation, oxidative stress, and poor lifestyle habits damage your blood vessels–and what you can do to reverse it. From fruit peels to dark chocolate, he outlines specific nutrients that signal stem cells to “re-pave” your vascular highways. You’ll also lea…

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Coinbase CEO Brian Armstrong on bitcoin going to $1 million, electing a pro-crypto Congress, and Jamie Dimon 1:16:31

1M ago1:16:31

1:16:31

Brian Armstrong joins John Collison to talk about what’s happening behind the scenes at Coinbase: battling North Korean hackers, war stories from early scaling, confronting people who won’t use AI to code, Coinbase becoming people’s primary financial account, and why banks are now embracing crypto. Full episode transcript on Substack https://cheeky…

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BEHIND THE LENS #487: Featuring Jeremy Rudd and Chuck Russell 54:48

1M ago54:48

54:48

We're going a bit dark this week on BEHIND THE LENS thanks to writer/director JEREMY RUDD and his directorial feature debut with DIE'CED: RELOADED, and the fabulous veteran director CHUCK RUSSELL and his latest dive back into the darkness with WITCHBOARD.Let's kick things off with JEREMY RUDD and his feature debut, DIE'CED: RELOADED, which follows …

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137: You Don’t Need More Motivation, You Need More Self-Connection with MFY Coach Patrick McKee 54:41

2M ago54:41

54:41

External motivation is a tricky and fickle thing that can make you consistent one week, only to feel defeated and deflated the next 3 weeks. Why? Because external motivation is a short-term band-aid that’s not only unsustainable over time, but actually makes it harder to be consistent with any goal you’re trying to achieve. There’s a better source …

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Will the Pope Be An Ally Against AI? w/ Paolo Benanti 56:22

2M ago56:22

56:22

Paris Marx is joined by Paolo Benanti to discuss what Pope Leo XIV’s statements on AI, the publications under Pope Francis, and the ethics of AI from a theological perspective. Paolo Benanti is an author, academic, and priest. He teaches at the Pontifical Gregorian University and was an advisor to Pope Francis on artificial intelligence and technol…

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Karen Salmansohn: Your To-Die-For Life 48:52

2M ago48:52

48:52

Best-selling author and behavior change expert Karen Salmansohn shares how mortality awareness can be one of the most powerful motivators for living with purpose. She explains her concept of a “near-life experience,” when people go through the motions instead of fully engaging in their lives, and how to break free from it. Karen offers practical to…

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Robinhood CEO Vlad Tenev on tokenizing private companies, changing the SEC, and Frank Slootman 1:05:50

2M ago1:05:50

1:05:50

Vlad Tenev joins John Collison to discuss Bulgarian hyperinflation, Robinhood Banking, details from the GameStop saga—including advice from Marc Benioff, Mark Zuckerberg, and Elon Musk, payment for order flow economics and Michael Lewis’ Flash Boys, his approach to leadership through the Frank Slootman framework, and how he would change the SEC. Fu…

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BEHIND THE LENS #486: Featuring Kristin Scott Thomas and Howard J. Ford 1:10:55

2M ago1:10:55

1:10:55

I'm very excited about this week's BEHIND THE LENS and for you to hear from these two fabulous directors – KRISTIN SCOTT THOMAS talking about the delightful, charming, and funny MY MOTHER'S WEDDING and HOWARD J. FORD talking up RIVER OF BLOOD and a "leisurely kayak ride" through the jungles of Thailand, complete with indigenous tribes who don't lik…

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136: Why Red Light Therapy is the Ultimate Proactive Health Tool with Co-Founder of RLT Home, Amit Verma 58:34

2M ago58:34

58:34

Red light therapy has been scientifically verified to help against at least 500 health conditions… and this number keeps steadily growing each time a new research study gets published. I bought my first red light therapy device in 2016, and if I’m being honest, I was left highly disappointed. Marketing claims around red light therapy position it as…

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Jake Muise Builds a Better Food System 1:07:33

2M ago1:07:33

1:07:33

At Maui Nui, Jake Muise isn’t just producing venison–he’s redefining what sustainable, nutrient-dense food looks like. In this episode, Jake unpacks the ecological damage caused by invasive axis deer in Hawaii and how his company uses USDA-certified night harvesting to turn a problem into a protein solution. He explains the connection between deer …

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What Google Zero Means for Journalism w/ Matt Pearce 1:01:21

2M ago1:01:21

1:01:21

Paris Marx is joined by Matt Pearce to discuss how Google’s use of generative AI is sending far less traffic to all manner of websites, but especially news publications, and what that might mean for the future of journalism. Matt Pearce is Director of Policy at Rebuild Local News and a former reporter at the Los Angeles Times. Tech Won’t Save Us of…

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Anthropic CEO Dario Amodei on designing AGI-pilled products, model economics, and 19th-century vitalism 1:02:51

2M ago1:02:51

1:02:51

Dario Amodei joins John Collison to talk about Anthropic's growth to ~$5 billion in ARR, how AI models show capitalistic impulses, predictions for an agentic future, the economics of model businesses, and the 19th-century concept of vitalism. Full episode transcript on Substack: https://cheekypint.substack.com/p/a-cheeky-pint-with-anthropic-ceo Tim…

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BEHIND THE LENS #485: Featuring Nick Rowland and Seth Worley 1:11:31

2M ago1:11:31

1:11:31

This week on BEHIND THE LENS, we're looking at two films that, at their hearts, are about fathers and daughters/a father and son – the wonderful family film SKETCH and the fugitive thriller SHE RIDES SHOT GUN. Besides being solidly entertaining films, each delivers incredible performances by the young stars. And joining me to talk about these films…

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Ep135: How To Get Your Needs Met In Relationships with Dr. Corey Allen from Sexy Marriage Radio 53:03

2M ago53:03

53:03

Tough conversations are one of the hardest things to navigate in relationships. Especially when everyone carries some kind of emotional baggage that’s waiting to erupt without notice. For example, a conversation about your health and fitness could be interpreted as a threat by your partner. They’re thrown into flight-or-flight. You feel like your n…

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Trump’s Crypto Profiteering Is Worse Than You Think w/ Jacob Silverman 1:00:12

2M ago1:00:12

1:00:12

Paris Marx is joined by Jacob Silverman to discuss Sequoia partner Shaun Maguire’s Islamophobic attack on Zohran Mamdani, what it tells us about the state of tech’s politics, and how Donald Trump is enriching himself through crypto scams. Jacob Silverman is a journalist and the author of the forthcoming book Gilded Rage: Elon Musk and the Radicaliz…