Episodes

  • The missing link between food, fuel, and performance

    The missing link between food, fuel, and performance
    May 4 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – A clinician exposes the hidden link between food, brain signaling, and metabolic health. Dr. Ann de Wees Allen highlights how processed foods, artificial sweeteners, and misguided nutrition reshape genes and hormones. She calls for smarter food design that aligns with human biology, restores balance, and protects future generations from chronic disease...
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    Less than 1 minute
  • Overcoming Tourette’s syndrome to help others with their mind, body, and spiritual walk

    Overcoming Tourette’s syndrome to help others with their mind, body, and spiritual walk
    Apr 27 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – A coach overcomes Tourette’s syndrome and challenges quick-fix medicine by emphasizing disciplined habits, personalized nutrition, breathwork, and cold exposure. Through holistic lifestyle coaching, he guides others to strengthen mind, body, and faith, building resilience, improving health, and choosing long-term transformation over temporary relief...
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    57 mins
  • AI in healthcare needs curiosity and judgment

    AI in healthcare needs curiosity and judgment
    Apr 20 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – Curiosity reshapes how people use AI in health and daily life, unlocking faster insights and new possibilities. Yet judgment, community, and human connection remain essential. This piece explores the balance between innovation and presence, showing how thoughtful use of emerging tools can enhance care, strengthen relationships, and guide meaningful, responsible progress...
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    57 mins
  • Promise kept: The journey of Dr. Stefan Bean

    Promise kept: The journey of Dr. Stefan Bean
    Apr 13 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – In 2020, Dr. Bean's wife, Janet, passed away from cancer. Before she passed, she asked Dr. Bean to take care of the kids. As part of his promise to his wife, Dr. Bean vowed to continue their pursuit of selflessness by serving and protecting the students and families of California. It is why he has entered the race for OC Superintendent of Schools...
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    57 mins
  • Flatlining on the field of battle, Major Ed Pulido lives to tell his story

    Flatlining on the field of battle, Major Ed Pulido lives to tell his story
    Apr 6 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – Jeff interviews Major Ed Pulido, who shares a powerful journey of service, sacrifice, and resilience after a life-changing combat injury. He advocates for better veteran care, mental health support, and streamlined systems, urging practical reforms to ensure wounded service members receive the dignity, guidance, and resources they deserve upon returning home...
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    Less than 1 minute
  • The psychology of killing and its hidden costs

    The psychology of killing and its hidden costs
    Mar 30 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – Jeff and Mark interview Lt. Col. Dave Grossman on the psychological cost of killing, the realities faced by military and law enforcement, and strategies to prevent school shootings. He also warns about the risks of cell phones in schools and their impact on safety, behavior, and emergency response systems...
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    Less than 1 minute
  • Inside TMJ disorders and sleep apnea with Dr. Shirazi

    Inside TMJ disorders and sleep apnea with Dr. Shirazi
    Mar 23 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – Jeff and Mark speak with Dr. David Shirazi about TMJ disorders, craniofacial pain, and sleep apnea. He explains causes, diagnosis, and treatment options, including oral appliances as alternatives to CPAP, while sharing practical insights on oral health, sleep hygiene, and the impact of lifestyle choices on overall well-being...
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    58 mins
  • The case for striking Iran and the rise of antisemitism

    The case for striking Iran and the rise of antisemitism
    Mar 16 2026
    Informed Dissent with Dr. Jeff Barke and Dr. Mark McDonald – Jeff and Mark discuss Mark’s recent article supporting and explaining the justification for President Trump’s decision to strike Iran’s military and government infrastructure. The article drew both support and criticism, including a shocking number of anti-Semitic attacks directed at Mark. Jeff and Mark explore the...
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    57 mins