The Public Health Practice Gap: Where Evidence Meets Reality

Bradley Fevrier
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Why do proven public health solutions so often fail in the real world? Hosted by Dr. Bradley Fevrier, PhD, CHES, The Public Health Practice Gap explores public health, prevention, healthcare systems, leadership, implementation, and community health. Each episode bridges the gap between evidence and practice with practical insights for professionals, students, and leaders. Join The NextGen Public Health Lab on Substack: bradleyfevrierphdches.substack.com | Subscribe to The NextGen Public Health Brief: nextgenpublichealthconsultancy.com

  1. 1d ago

    Episode 24 | You Can't Biohack Your Way Out of Biology: Why Health Is About Probability, Not Perfection

    Can you optimize your way to perfect health? With the rise of biohacking, longevity influencers, wearable technology, and personalized health interventions, many people believe that enough discipline and enough data can eliminate disease and dramatically extend life. But what does the science actually say? In this episode of The Public Health Practice Gap, Dr. Bradley Fevrier explores one of the most important concepts in public health: health is governed by probabilities, not guarantees. Using Bryan Johnson's longevity experiment as a starting point, this episode examines why even the healthiest lifestyles cannot completely overcome the realities of biology. You'll learn how genetics, aging, environmental exposures, social conditions, and simple biological randomness all influence our health outcomes. This episode also explores why public health extends beyond individual responsibility and why healthier communities require stronger systems—not just better personal habits. In this episode, you'll learn: • Why healthy behaviors improve your odds but never guarantee perfect health • What modern biohacking gets right—and where it falls short • The difference between risk reduction and disease prevention • Why biology remains unpredictable, even with advanced technology • How public health balances personal responsibility with population-level factors • Why compassion should replace blame when illness occurs Whether you're a public health professional, healthcare provider, student, researcher, policymaker, or simply interested in the science of health and longevity, this episode provides an evidence-based perspective on one of today's most popular health conversations. Continue the conversation: 🌐 NextGen Public Health Consultancyhttps://nextgenpublichealthconsultancy.com 📰 Subscribe to The NextGen Public Health Lab and The NextGen Public Health Brief for evidence-based public health insights and commentary. 📚 Featured Book: When Treatment Can No Longer CureAvailable on Amazon. If you enjoyed this episode, please follow The Public Health Practice Gap, leave a rating and review, and share this episode with colleagues who are passionate about prevention, population health, and evidence-based practice. Together, we can bridge the gap between research and real-world impact.

  2. 6d ago

    Episode 23: The Ride Everyone Avoided: Behavioral Economics and the Rational Myth

    Why do people continue making unhealthy choices even when they know better? In this episode of The Public Health Practice Gap, Dr. Bradley Fevrier challenges one of the most influential assumptions in healthcare and public health—the Rational Actor model. Through the story of an empty amusement park ride, he explores why knowledge alone rarely changes behavior and why systems, environments, and behavioral design have a far greater impact on population health. You'll learn: Why information alone rarely changes behaviorThe limitations of the Rational Actor modelHow behavioral economics explains everyday health decisionsWhat theme parks teach us about choice architectureWhy successful public health interventions redesign environments instead of relying on willpowerPractical strategies for conducting a Behavioral Audit in your own organizationHistorical examples from traffic safety and tobacco control that demonstrate the power of systems thinking If you're a public health professional, healthcare leader, policymaker, researcher, or student, this episode will challenge how you think about behavior change and implementation. Subscribe to The NextGen Public Health Lab for weekly evidence-based insights, practical implementation strategies, and systems-thinking tools. Connect with Dr. Bradley Fevrier Newsletter: https://substack.com/@bradleyfevrierphdchesNextGen Public Health ConsultancyLinkedIn: Bradley Fevrier, PhD, CHESIf you enjoyed this episode, please follow the podcast, leave a review, and share it with someone working to improve community health.

  3. Jul 7

    Episode 22: The Navigation Fallacy: Information vs. Relational Infrastructure

    What if one of the biggest barriers to better health isn't a lack of information—but the inability to navigate the system? In Episode 22 of The Public Health Practice Gap, Dr. Bradley Fevrier explores The Navigation Fallacy—the mistaken belief that publishing more brochures, websites, resource guides, and resource directories automatically improves health outcomes. Using a simple story about his daughter's struggle to understand an amusement park map, Dr. Fevrier explains why many of our healthcare and public health systems are designed for administrators rather than the people they are intended to serve. In this episode, you'll discover: • Why information alone rarely changes behavior • The hidden cognitive burden placed on patients and families • Why Community Health Workers and peer navigators are essential to modern healthcare • The difference between transactional care and relational care • Practical strategies for redesigning health systems people can actually navigate Whether you're a public health professional, healthcare leader, policymaker, educator, researcher, or student, this episode will challenge how you think about implementation, health equity, and systems design. 📘 Featured Book: When Treatment Can No Longer Cure: Finding Hope, Purpose, and Peace Beyond Medicine Available now on Amazon: https://www.amazon.com/dp/B0H7P893X3 📬 Stay Connected: The NextGen Brief (Free Weekly Newsletter) Evidence-based insights, public health news, leadership, and implementation strategies delivered directly to your inbox. https://the-nextgen-brief.beehiiv.com/ The NextGen Public Health Lab (Substack) Join the conversation for deeper essays, systems thinking, behind-the-scenes ideas, research reflections, and premium content exploring the future of public health. 🌐 Connect with Dr. Bradley Fevrier: https://substack.com/@bradleyfevrierphdches Website https://nextgenpublichealthconsultancy.com LinkedIn https://www.linkedin.com/in/bradleyfevrier/ If you enjoyed this episode: ⭐ Follow The Public Health Practice Gap ⭐ Leave a rating and review on Spotify or Apple Podcasts ⭐ Share this episode with a colleague ⭐ Subscribe to The NextGen Brief and join The NextGen Public Health Lab for even more insights on building healthier systems and closing the gap between evidence and implementation.

  4. Jul 1

    Episode 21: Redesigning the Line—Why Access Isn't Enough in Public Health

    Why do so many public health interventions fail despite expanding access to healthcare? In Episode 21 of The Public Health Practice Gap, Dr. Bradley Fevrier challenges one of public health's most commonly accepted assumptions—that increasing access automatically leads to better health outcomes. Using a simple but powerful story from an amusement park, this episode explores why the real barrier is often not access itself, but the friction people experience trying to use available services. In this episode, you'll learn: • Why "access" has become an incomplete measure of success • The difference between access and implementation • How behavioral friction influences health decisions • Why prevention continues to lag behind clinical care • How healthcare systems unintentionally create "Fast Lanes" for some while leaving others waiting • The concept of the Behavioral Friction Audit and how it can transform community health programs If you're a public health professional, healthcare leader, policymaker, educator, or student, this episode will challenge you to rethink how we design systems that truly work for the communities we serve. Subscribe to The NextGen Public Health Brief Weekly insights on public health, implementation science, health systems, and prevention. https://thenextgenpublichealthbrief.substack.com Visit NextGen Public Health Consultancy https://nextgenpublichealthconsultancy.com Consulting • Speaking • Training • Public Health Strategy If you enjoyed this episode: ⭐ Follow the podcast ⭐ Leave a review on Spotify or Apple Podcasts ⭐ Share this episode with a colleague ⭐ Subscribe to the newsletter for additional tools and resources

  5. Jun 23

    Human Infrastructure — The Missing Foundation of Public Health

    Part 4 of a special four-part series examining the relational foundations of population health. What if the future of public health depends less on hospitals and more on relationships? In Episode 20 of The Public Health Practice Gap, Dr. Bradley Fevrier concludes our special four-part series exploring empathy, trust, belonging, and the invisible systems that shape population health. While healthcare systems continue investing billions in physical infrastructure, many of today's greatest public health challenges stem from something far less visible: the erosion of human infrastructure. In this episode, we explore:• Why public health has always been an infrastructure discipline• The historical lessons of John Snow and environmental design• The transition from physical infrastructure to human infrastructure• The four pillars of human infrastructure: Empathy, Trust, Belonging, and Community• The risks of attempting to automate human connection through AI• How employers, healthcare systems, schools, and communities can rebuild social resilience• Why the next frontier of public health may be relational rather than technological Modern public health faces a growing challenge. We know more about disease prevention than ever before, yet loneliness, burnout, distrust, and social fragmentation continue to rise. The question is no longer simply how we improve healthcare systems. The question is how we rebuild the human systems that make health possible. 📬 Subscribe to The NextGen Public Health Brief. Want deeper analysis and practical public health insights delivered directly to your inbox every week? Subscribe here: 👉 https://bradleyfevrierphdches.substack.com 🌐 NextGen Public Health ConsultancyPartner with us for consulting, speaking, curriculum development, workforce training, or strategic public health planning:👉 https://www.nextgenpublichealthconsultancy.com 🎙️ The Public Health Practice Gap: New episodes release every Tuesday. Connect with Dr. Bradley Fevrier for evidence-based conversations on public health, healthcare systems, prevention, workforce development, and the future of population health. #PublicHealth #PopulationHealth #HealthPromotion #CommunityHealth #HealthcareLeadership #Trust #Belonging #HumanInfrastructure #PublicHealthPractice

  6. Jun 16

    The Belonging Deficit: Human Systems Cannot Survive Without Community

    We've never been more connected. Yet loneliness continues to rise. We can communicate instantly across continents, maintain hundreds of digital relationships, and remain "online" around the clock. But despite unprecedented levels of connectivity, many individuals report feeling increasingly isolated, disconnected, and alone. In Episode 19 of The Public Health Practice Gap, Dr. Bradley Fevrier explores one of the most overlooked determinants of health in modern society: belonging. This episode examines:• Why connection and belonging are not the same thing• The growing loneliness paradox in the digital age• How social isolation structurally affects physical and mental health• Why belonging dictates school performance, workplace engagement, and long-term well-being• The strengths and limitations of technology in addressing loneliness• Why community may be the most critical form of public health infrastructure we have Throughout the episode, we explore a fundamental systems question: Can healthy societies exist without strong communities? The answer will shape the future of public health, healthcare, education, organizational leadership, and community well-being. If healthy behaviors emerge from healthy environments, then belonging may be one of the most powerful—and overlooked—preventive interventions available today. 📬 Join The NextGen Public Health Lab (Substack)https://bradleyfevrierphdches.substack.com 📨 Subscribe to The NextGen Public Health Briefhttps://nextgenpublichealthconsultancy.com 🎙️ The Public Health Practice Gap Podcast 🌐 NextGen Public Health Consultancyhttps://nextgenpublichealthconsultancy.com Connect with Dr. Bradley Fevrier:LinkedIn: https://www.linkedin.com/in/bradley-fevrier-ph-d-ches-a840b68a #PublicHealth #MentalHealth #Belonging #Loneliness #CommunityHealth #Leadership #HealthPromotion #SocialConnection #ThePublicHealthPracticeGap

  7. Jun 9

    The Trust Recession — Why Human Systems Fail Long Before They Collapse

    What if the greatest threat to public health, healthcare, education, and government isn't a lack of funding, workforce shortages, or political polarization? What if it's the slow erosion of trust? In Episode 18 of The Public Health Practice Gap, Dr. Bradley Fevrier explores the growing "Trust Recession" affecting institutions across society and explains why human systems often begin failing long before they visibly collapse. Trust rarely appears on balance sheets, strategic plans, or annual reports. Yet it serves as the invisible infrastructure that allows organizations, communities, and entire systems to function effectively. When trust declines, cooperation weakens, engagement drops, implementation suffers, and even well-designed programs struggle to achieve their goals. In this episode, we cover:• Why trust functions as a critical form of invisible infrastructure• The early warning signs of institutional trust erosion• How declining trust directly impacts public health outcomes and healthcare systems• Lessons from recent public health crises and policy challenges• Why rebuilding trust is harder than building it in the first place• Practical strategies leaders can use to strengthen relational trust within their organizations Whether you work in public health, healthcare administration, education, or government, understanding the role of trust may be one of the most important leadership competencies of the next decade. Because systems rarely collapse overnight. They deteriorate one broken relationship, one unmet expectation, and one lost opportunity for trust at a time. Subscribe to The NextGen Public Health BriefGet deeper analysis on public health leadership, healthcare systems, implementation science, policy, and emerging trends delivered directly to your inbox every Tuesday: https://nextgenpublichealthconsultancy.com Connect with Dr. Bradley Fevrier:🌐 Consultancy & Newsletter: https://nextgenpublichealthconsultancy.com💼 LinkedIn:linkedin.com/in/bradley-fevrier-ph-d-ches-a840bb8a If you enjoyed this episode, please follow, rate, and share the podcast. Your support helps expand evidence-based conversations about the future of public health and healthcare leadership. #PublicHealth #Leadership #Trust #HealthcareAdministration #HealthPolicy #ImplementationScience #PublicHealthLeadership #SystemsThinking #CommunityHealth #ThePublicHealthPracticeGap

  8. Jun 2

    Efficiency is not the same as effectiveness.

    We are investing billions into AI, betting on automation to fix healthcare’s biggest problems. We want scale. We want speed. We want lower costs. But what happens when the human element is treated as a bottleneck instead of the cure? In this week’s episode of The Public Health Practice Gap, we’re pulling back the curtain on the "Illusion of Scale." Can we actually automate empathy? Or are we just building more efficient systems that lose sight of the people they were meant to serve? Key Topics Discussed The AI Revolution: How AI is reshaping healthcare and public health delivery. Efficiency vs. Effectiveness: Why optimizing processes isn't the same as achieving better outcomes. Data vs. Empathy: The fundamental difference between information delivery and true human understanding. The Connection Crisis: Addressing social isolation, loneliness, and the need for authentic human interaction. Empathy as Infrastructure: Why healthcare systems risk collapse when they treat empathy as a luxury rather than a core clinical requirement. Strategic Leadership: How to integrate AI tools without sacrificing the human element. Technology can expand our reach, improve workflows, and accelerate information processing. However, scaling information is not the same as scaling trust. As we race toward an automated future, we must acknowledge that the most important aspects of care and leadership are, and will remain, fundamentally human. Subscribe to The NextGen Public Health Brief for weekly analysis and commentary on the future of public health, healthcare, and prevention. Connect with Dr. Bradley Fevrier: Website: https://www.nextgenpublichealthconsultancy.com LinkedIn: https://www.linkedin.com/in/bradley-fevrier-ph-d-ches-a840bb8a/ The Public Health Practice Gap explores the space between what we know works and what actually happens in practice. Each week, we examine the emerging trends, policies, and innovations shaping the future of public health. TakeawayStay ConnectedAbout The Public Health Practice Gap

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Why do proven public health solutions so often fail in the real world? Hosted by Dr. Bradley Fevrier, PhD, CHES, The Public Health Practice Gap explores public health, prevention, healthcare systems, leadership, implementation, and community health. Each episode bridges the gap between evidence and practice with practical insights for professionals, students, and leaders. Join The NextGen Public Health Lab on Substack: bradleyfevrierphdches.substack.com | Subscribe to The NextGen Public Health Brief: nextgenpublichealthconsultancy.com

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