“Theory and practice” is a common phrase. We've seen a lot of writing on theory, but what about that other word? Peter calls it "the dark matter of the social sciences" - Practice. It applies to pencil-pushing, educating, heart surgery, sailing, golfing, and anything you can do with purpose. Peter and Dave take you into a world of thought that couples work and play, purpose and routine, life and legacy. In a world of white-water, On Practice is the raft.
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David Fearon Podcasts
Maths on the Move, the podcast from plus.maths.org, brings you the latest news from the world of maths, plus interviews and discussions with leading mathematicians and scientists about the maths that is changing our lives. Hosted by Plus editors Rachel Thomas and Marianne Freiberger.
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Imagine if your doctor had a digital model of your heart, personalised to you and updated with your latest medical information. This isn't science fiction this revolutionary healthcare is being tested now. In this podcast we speak to Steven Niederer, who leads the CVDNet project developing and testing these ideas, and his colleague Richard Wilkinso…
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Episode 307: Episode 290 - Her Copy Editing Practice Blends with her Collegiate Studies in Germany (Mahaska Stiegler)
39:39
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39:39Three years ago, Dave recorded a conversation with the young high school student who was providing surprisingly accurate and thoughtful copy editing for his book with the late Peter B. Vaill, On Practice as a Way of Being. He marveled at her love of the accordion. Wondering what she is doing now as a college student, he reached out to Mahaska Stieg…
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Living Proof: Céline Broeckaert and Frank Verstraete
26:32
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26:32"I have learnt that even if you are not a master in mathematics and science you are still able to grasp the essence." This is Céline Broeckaert talking, believe it or not, about the famously difficult theory of quantum mechanics. Céline knows what she's talking about. She's not a physicist, in fact she's a Romance languages scholar, author and play…
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Episode 306: Episode 289 - Her Crocheted Sweaters Warm New Hampshire Children (Krisan Evenson)
35:56
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35:56Can a retired professor with a Phd in Political Inquiry, Comparative Politics, Political Psychology from Syracuse University Maxwell School of Citizenship and Public Affairs find retired happiness crocheting and selling children's sweaters? Krisan Everson says, "Yes". Residing in her home state of New Hampshire, Krisan creates distinctive (and warm…
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You are blue, and are surrounded by other blue people: swirling together in a dot, identical and indistinguishable. From somewhere above you hear the ticking of a clock, and suddenly find yourself and some of your fellows pulled upwards, sucked through a tube arcing high above... Intrigued? That is a description of one of Jess Enright's adventures …
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Episode 305: Episode 288 - Origin and function of self, relationships, and shame in practice (Dave, Jr. and Dave, Sr Fearon)
1:35:00
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1:35:00Dave & Dad continue their discussion series on enacted social action as it applies to emotions. We extend American Pragmatism philosopher George H. Mead's approach to self as I and Me, social acts and symbolic interaction to sociologist Thomas Scheff's social bond theory. From the communicative functions of primary emotions evolve composite emotion…
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Living Proof: Kevin Buzzard and proof assistants
37:02
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37:02There's been a lot of talk recently about whether artificial intelligence is becoming just as good as maths as humans are. But quietly in the background there's been another development regarding the use of computers in maths. It involves proof assistants: computer programmes that can check whether a mathematical proof is correct; whether it can be…
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Episode 304: Episode 287 - She is Music, Music, Music (Emily Castellon)
37:12
37:12
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37:12Dave shows us the reason he has joined a church choir, 70 years after his last time. It is Connecticut Music Educator and Burlington Congregational Church Music Director Emily Lombardo Castellon. Her enthusiasm for all manner of performing music is transmitted not only to her adult choir but also to the fifth- and sixth-grade members of her school'…
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In this episode of the Living Proof podcast we're delighted to meet Moustapha Fall. Moustapha is the Center President of the African Institute for Mathematical Sciences (AIMS) in Senegal and winner of a prestigious Ramanujan Prize for Young Mathematicians from Developing Countries. He also plays an important role on the international stage as Membe…
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Episode 303: Episode 286 - Change Agrees with Him (Fredrick Miller)
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31:53Toward the end of this episode, you will hear revered Organization Development practitioner Fred Miller speak enthusiastically about an unprecedented wave of change, presenting fundamentally new prospects for organizational development. No rocking chair on the porch for Fred; he will be out there in the future helping business leaders transform the…
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Living proof: Codina Cotar and some amazing mathematical art
23:14
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23:14Earlier this year the the anomalous mathematical patterns sci-art competition attracted some jaw-dropping entries. The competition was held in connection to the Stochastic systems for anomalous diffusion research programme which took place at the Isaac Newton Institute for Mathematical Sciences (INI) in Cambridge last year. In this episode of Maths…
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Topological data analysis with Michael Hill
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22:45By plus.maths.org
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David Tong and 100 years of quantum mechanics
31:38
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31:38Welcome to the new season of the Maths on the Move podcast! We start the season with theoretical physicist David Tong of the University of Cambridge looking at an important milestone in the history of physics: the 100th birthday of quantum mechanics which we celebrate this year. David tells us why a new theory was needed, which of the many strange …
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Episode 302: Episode 285 - Mining Uncertainty for Nuggets for Decision Makers (Tom Casey)
47:20
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47:20Periodically, Dave checks in with leadership trend researcher and advisor Tom Casey to learn what practicing business leaders have on their minds. He and his Discussion Partners Collaborative colleagues ask the question, "What if all you believe to be accurate and possible is incorrect?" In these turbulent times, Tom discusses how leaders are holdi…
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Episode 301: Episode 284 - Whitewater Kyacking is His Element (David Silk)
31:08
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31:08My friend and co-author Peter B. Vaill told us in his 1989 book, Managing as a Performing Art, to be ready to practice in permanent white water. David Silk kayaks daily in white waters raging in rivers around the globe. His practice has him racing among the top kayakers, exploring rivers around the world that have never been kayaked before, and tea…
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Episode 300: Episode 283 - Their Idea is now Maine's Morning Moose Coffee
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36:34Richmond, Maine sisters Olivia and Elsie Winokurzew drew upon lessons from their leadership experiences at Starbucks to create their own coffee and donut business, which was needed in their hometown. They named it Morning Moose Coffee. As committed entrepreneurs, they continue learning every day, even after successfully growing their business for o…
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Liz Fearon: Co-producing mathematics with the public
27:43
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27:43We may not notice it, but mathematics impacts our lives on a daily basis. Mathematical models inform policy decisions around the economy and public health. They are used to understand climate change and how to respond to it. They are vital in the design of public buildings and spaces. They are even used to try and prevent crime. It seems reasonable…
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Living proof: Hunting through higher dimensions with Zhouli Xu
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34:10On May 30th 2024 seminar goers at Princeton University witnessed a thrilling moment. The mathematician Zhouli Xu of the University of California, LA, announced that, together with colleagues he had sorted out the 126th dimension. Not in general, but in regards to a problem that has taunted mathematicians since the 1960s. The problem involves strang…
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The capabilities of artificial intelligence may appear to be galloping ahead, but there are still many challenges that need to be solved. Last month we joined members of the Maths4DL research project for a hackathon — an intensive two-day brainstorming session designed to figure out how one might teach machine learning techniques for solving differ…
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Episode 299: Episode 282 - How Cognition is Enacted in Practice and Conversation
1:17:35
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1:17:35Dave leads me through a process to understand understanding itself. What happens in real-time moments of cognition. is comprised of 6 E's, enacted, embodied, embedded, extended, emotional and exacting processes that are also visible in conversation. This is the latest in a series of episodes probing the nature of Practice. The YouTube version inclu…
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Imagine we could have a digital version of our entire body which could help us, and our doctors, decide what life style is good for us, predict which diseases we might get, and how to best treat them? In short, what if we could all have our very own digital twin? The idea isn't quite as sci-fi as it sounds. A gigantic scientific effort called the P…
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Living proof: The meaning is in the arrows with Adina Goldberg
22:26
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22:26In this podcast we hope to give you some interesting information. This information is encoded in terms of 0s and 1s – the classical bits in your computer or phone. But what if instead we were using a quantum computer? Then we'd be dealing with quantum bits, or qubits, opening up exciting new possibilities. And quantum information theory is the area…
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Postcard from Oslo: Masaki Kashiwara and the 2025 Abel Prize
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21:54From sunny parks to banquets in castles – come with us on an exciting adventure in Oslo as we join the celebrations for the 2025 Abel Prize! We meet Masaki Kashiwara, winner of this year's prize, who tells us about the importance of collaborations and creating new things. Ragni Piene, previous chair of the Abel Prize Committee, gives us a look behi…
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Living proof: A conversation with Sarah Hart
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24:39Sarah Hart is a mathematician who is interested, not just in the maths itself, but also its connections to other areas of culture and art. She's done an amazing number of things throughout her career — from research in pure mathematics and heading up a maths department, to being the first woman Gresham Professor of Geometry and President of the Bri…
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Rob Eastaway: Shakespeare's mathematical life and times
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23:57One thing we all have in common is that we did maths at school. Those of us from the English speaking world most likely also did Shakespeare at school. Do these two things have anything in common? It turns out that they do! Our friend Rob Eastaway, author and Director of the amazing Maths Inspiration project, has written a book called Much Ado Abou…
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Episode 298: Episode 281 - Human Intelligence Thrives in Her Company (Jessica Rich)
33:21
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33:21"High Tech. Human Touch" is a logo of Walker Group led by co-CEO Jessica Rich. Dave knows human intelligence thrives there, even as they know and apply AI, because Walker Group is a registered Benefit Corporation and the first Perpetual Purpose Trust-Owned Company in Connecticut. They promise their practitioners a stable foundation for a long caree…
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Living proof: Diving into maths with Emmy Noether
29:02
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29:02Every now and again, and more often than you'd think, the work of mathematics overlaps with the world of theatre and film. This happened again recently when the Isaac Newton Institute for Mathematical Sciences (INI) organised a staging of the play Diving into math with Emmy Noether. Noether was a pure mathematician whose results made waves far beyo…
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Last Wednesday, March 26, 2025, this year's Abel Prize was awarded to the Japanese mathematician Masaki Kashiwara. The Abel Prize is one of the most prestigious honours in mathematics. It is awarded every year by the Norwegian Academy of Science and Letters and comes with a prize money of over £550,000. In this episode of Maths on the Move we talk …
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The UK government has recently pledged to put around £14 billion into supporting the development of artificial intelligence over the next few years. But because AI comes with perils as well as promises, careful policy decision are going to be crucial. In order to make such decision in an informed way, politicians need to interact with the mathemati…
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Living proof: Communicating mathematics with the INI and Hannah Fry
28:40
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28:40We kick off our latest series of podcasts with an episode of Living proof, produced jointly with the Isaac Newton Institute for Mathematical Sciences (INI). This episode is all about the communication of mathematics to the wider world, which is becoming ever more recognised as a priority within the maths community. We talk to Sara Khan, Communicati…
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Episode 297: Episode 280 - Exploring the Physics of Socially Enacted Practices
1:14:08
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1:14:08Dave, Jr., and I had another conversation to discuss more dimensions of how information and practice in social behavior is not abstract but rooted in the real dynamics of physics, even at the quantum level. Explored this time are how enacted living systems are expressed by Constructor Theory, Assembly Theory, and Indivisible Stochastic Processes…
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Episode 296: Episode 279 - Leading is Making and Offering Meaning (John Varney)
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53:00Dave meets a contemporary who thinks alike about the nature of leading as practice. John Varney founded the Centre for Management Creativity and High Trenhouse and the author of Leadership as Meaning. Enjoy his wisdom and lovely English accent.
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Episode 295: Episode 278 - We Each Have an Origin Story Informing our Practices (Kim Byas)
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44:31Dave becomes acquainted with Dr. Kim Byas, who, among his several current endeavors, including Vice President of Community Engagement and Impact at The Center for Health Affairs, is a member of the Conscious Leadership Guild. In the course of this conversation, Kim introduces the concept of the origin story. Each of us has one, yet to inform and gr…
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Episode 294: Episode 277 - Spirit at Work Guides Her Doctoral Practice (Kyndra Frazier)
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36:44Dave introduces Kyndra Frazier, a doctoral student studying Organization Development and Change at Bowling Green University. She is well into her career as a pastor, social worker, and consultant and aims to become a chief spiritual officer in a progressive company.
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Episode 293: Episode 276 - Her Genealogy Practice Grows with Her
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37:17Dave discovered that his versatile friend from 'way back' practices genealogy as an avocation. Barbara MacDonald Saabye, a fellow graduate of the Portland, Maine Deering High School Class of 1961, tells how searching for her grandfather's records captivated her interest in researching other family lineages. Forty years later, she uses Family Search…
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Episode 292: Episode 275 - Two Practices Merge to Form a New Firm (Pam Potanka and John Kelly)
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47:12Dave reconnects with his former student, Pam Potanka, to learn she is joining her former colleague, John Kelly, to blend their advanced managerial leadership practices to create a custom recruitment and development firm Arise Results Business Services.
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Episode 291: Episode 274 - Offer the Predicate. Their is little choice otherwise (Tom Casey)
1:06:07
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1:06:07Dave reconnects with Discussion Partner Collaborative Managing Principal Tom Casey to learn what his research tells senior leaders they are facing ahead in our time's raging Practice white waters. Vicarious trauma and Predicate are the two factors they have under discussion for leader development.
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Episode 290: Episode 273 - Dave and Dad on Relevance Realization in Practice
1:06:41
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1:06:41Dave adds to our deep dive for the closest look so far at the socially-enacted nature of Practice, the ideas of philosopher and cognitive scientist John Vernaecke.; Relevance Realization in particular.
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Last summer we were lucky enough to attend the European Congress of Mathematics (ECM) in Seville, Spain. The Congress sees the award of several prestigious prizes, including the Otto Neugebauer Prize for the History of Mathematics. In this episode of Maths on the Move we talk to this year's winner of the Otto Neugebauer Prize, Reinhard Siegmund-Sch…
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What is as hypnotising as a beautiful goldfish circling its bowl, but can help you understand the way a virus can spread? The answer is one of the beautiful interactive simulations produced by VisualPDE ! In this podcast we talk to Benjamin Walker from University College London, and to Adam Townsend and Andrew Krause from Durham University, who tog…
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Solve for X and the Martingale Foundation
25:30
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25:30Are you thinking of doing a Masters or PhD in maths or another STEM subject but are worried about funding? Then the Martingale Foundation might be for you. The Foundation's mission is "to enable and nurture talented individuals from low-socioeconomic backgrounds to thrive within world-leading postgraduate study and become STEM leaders" by providing…
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As a PhD student working with the Maths4DL research project, Yolanne Lee works on the mathematics that powers artificial intelligence. In this podcast she tells us about what she thinks AI will be able to do in the near future, what it has to do with cats and dogs, and how music provided her first experience of science. We also get to hear her play…
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We're very excited that Hannah Fry is coming to join us in Cambridge in January 2025. Fry is a brilliant mathematician, best-selling author, award winning science presenter and host of popular podcasts and television shows. She'll be Cambridge's first Professor for the Public Understanding of Mathematics. In this episode of Maths on the Move Hannah…
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We all know what data is: bits of information of which in this age of Big Data we have lots of. You might also know what topology is: the study of shapes that considers two shapes to be the same if you can deform one into the other without tearing them or gluing things together. But what is topological data analysis? And how might it help to unders…
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We love a game of billiards — or at least the mathematical version of it. It's a dynamical system that's just about basic enough to study but still poses lots of open questions. In this episode of Maths on the Move we talk to Giovanni Forni about chaos, periodicity and the many things we still hope to learn about billiards. We met Giovanni at the E…
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As the days in the UK get shorter and darker we continue remembering the brilliant time we had in Seville last summer at the European Congress of Mathematics (ECM). In this episode of Maths on the move we talk to one of the mathematicians we met at the ECM, Jessica Fintzen, who won a prestigious EMS Prize at the Congress. Jessica tells us how to ca…
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Episode 289: Episode 272 - Dave and Dad Bring Complexity into the Picture
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49:41Dave Jr. and his dad resume their exploration of social enaction and Practice by delving into Ralph Stacey's theories on complex responsive processes. Reading Stacey's books caused Dave to make a major revision to his doctoral dissertation, Social Enactoin: How TalkinInteraction Constitutes Social Organization.…
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The world is full of networks. We're part of them, our infrastructure is full of them, and there are even networks within our bodies (e.g. made from neurons). This summer the mathematician Richard Montgomery won a prestigious EMS Prize at the European Congress of Mathematics (ECM) for his work on the pure maths of networks, also known as graph theo…
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David Spiegelhalter and the art of uncertainty
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24:20David Spiegelhalter, one of our favourite statisticians in the whole world, has a new book out. It's called The art of uncertainty: How to navigate chance, ignorance, risk and luck and published by Pelican Books. In this episode of Maths on the Move we talk to David about the book, touching on a huge range of topics — from double yolked eggs and th…
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I am at an entirely different point in my life as a recent widower. Talk about change! Accordingly, I am shifting my attention to practitioners who make our daily lives livable, many of whom are paid by the hour. Yet, they shine and see their role and work as a personal practice. I will both podcast conversations with them and create short videos t…
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