Food Sleuth Radio

Melinda Hemmelgarn

Dietitian Melinda Hemmelgarn helps listeners “think beyond their plates,” connect the dots between food, health and agriculture, and find food truth.

  • 28 minutes 9 seconds
    Mary Anne Cohen, Director of The New York Center for Eating Disorders discusses why diets don’t work. Part 1 of 2

    Did you know that weight loss is one of the most common resolutions for the New Year, but that restrictive dieting is a gateway to eating disorders? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Mary Anne Cohen, LCSW, psychotherapist and Director of The New York Center for Eating Disorders. Cohen, defines “emotional eating,” discusses why diets don’t work, and her latest book, Ozempic for Smarties: A Psychotherapist Tells the Straight Skinny.
    Part 1 of 2

    Related Websites: www.emotionaleating.org

    9 January 2026, 12:00 am
  • 28 minutes 9 seconds
    Mark Winne, MS, discusses his latest book, The Road to a Hunger-Free America: Selected Writings of Mark Winne. (Part 2 of 2)

    Did you know that as consumers, we are all stakeholders in our food system? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Mark Winne, MS, food policy expert, organizer and writer. The two will pick up their conversation from the week prior for a deeper dive into food justice and the importance of using our imagination to create a more just society, as told through stories from his latest book, The Road to a Hunger-Free America: Selected Writings of Mark Winne. (Part 2 of 2)

    Related Websites: www.markwinne.com

    2 January 2026, 12:00 am
  • 28 minutes 9 seconds
    Mark Winne, MS, food justice advocate and author of The Road to a Hunger-Free America: Selected Writings of Mark Winne. (Part 1 of 2)

    Did you know that our food system provides opportunities to promote economic, environmental and social justice? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Mark Winne, MS, non-profit food organization director, organizer, policy advocate and writer. The two will discuss Winne’s long career in food system justice and highlights from selected essays and articles from his latest book: The Road to a Hunger-Free America: Selected Writings of Mark Winne. (Part 1 of 2)

    Related Websites: www.markwinne.com

    26 December 2025, 12:13 am
  • 28 minutes 9 seconds
    Hillary Wright, MEd, Registered Dietitian, and co-author of The Menopause Diet Plan: A Natural Guide to Managing Hormones, Health, and Happiness.

    Did you know that menopause influences women’s metabolism? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Hillary Wright, MEd, Registered Dietitian, and co-author of The Menopause Diet Plan: A Natural Guide to Managing Hormones, Health, and Happiness. Wright explains the hormonal, metabolic, and bodily changes related to perimenopause and menopause, and offers dietary strategies for managing weight, blood sugar, and improving overall health and quality of life. Learn more about the SWAN Study: https://www.swanstudy.org/ and probiotic guide www.USProbioticguide.com 
    mentioned during the interview.

    Related Websites:  www.HillaryWright.com

    18 December 2025, 11:56 pm
  • 28 minutes 9 seconds
    Kamyar Enshayan, PhD, former Director of The Center for Energy & Environmental Education at the University of Northern Iowa discusses food system failures and solutions.

    Did you know that food is more than medicine? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Kamyar Enshayan, PhD, former Director of The Center for Energy & Environmental Education at the University of Northern Iowa. Enshayan describes food system failures and solutions, and encourages us to treasure the farmers and those who produce our food in ways that protect public health and our environment. He advocates for reclaiming regional agriculture and food systems. Read a sample of his opinion editorials here: https://www.desmoinesregister.com/story/opinion/columnists/iowa-view/2025/10/04/iowa-cancer-carcinogens-take-action/86463061007/ ; https://www.thegazette.com/guest-columnists/immigrants-make-life-richer/

    Related Websites:  https://ceee.uni.edu/

    12 December 2025, 12:00 am
  • 28 minutes 9 seconds
    Debra Hendrickson, MD, author of The Air They Breathe: A Pediatrician on the Frontlines of Climate Change

    Did you know that it’s impossible to separate children’s health from their environment? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Debra Hendrickson, MD, author of The Air They Breathe: A Pediatrician on the Frontlines of Climate Change. Hendrickson explains the unique physical and mental health challenges faced by children due to climate change, and offers collective, corrective actions and hope.

    Related Websites:  https://debrahendrickson.com/

    5 December 2025, 12:00 am
  • 28 minutes 9 seconds
    Coco Newton, RD, MPH, CNS, discusses how she applies functional medical nutrition therapy for those diagnosed with ALS (Amyotrophic Lateral Sclerosis).

    Did you know that there is hope for patients diagnosed with ALS? Amyotrophic Lateral Sclerosis (ALS), the debilitating neurodegenerative disease commonly known as “Lou Gehrig’s Disease,” is influenced by genetics and environmental factors, including living near bodies of water frequently impacted by harmful algal blooms. Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Coco Newton, RD, MPH, CNS, a registered dietitian and holistic practitioner with expertise in functional medical nutritional therapy for improving the diet quality and quality of life for those diagnosed with ALS. Newton has been involved with Healing ALS: www.healingALS.org. She references the ALS Clinic at Duke University: https://alsclinic.duke.edu/our-research/ and the international conference on ALS and Motor Neurone Disease will be held Dec 5-7 in San Diego, CA: https://symposium.mndassociation.org/programme/. To learn more about algal blooms and neurodegenerative disease, see: https://www.eurekalert.org/news-releases/1087706 

    Related Websites: https://www.coconewton.com/

    28 November 2025, 12:00 am
  • 28 minutes 9 seconds
    John Cardina, PhD, author of Lives of Weeds: Opportunism, Resistance, Folly, discusses man’s futile attempts to control “weeds.”

    Did you know that Emily Dickinson wrote 4 tributes to the dandelion? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with John Cardina, PhD, Professor Emeritus in the Dept. of Horticulture and Crop Science at the Ohio State University, former USDA research agronomist and author of Lives of Weeds: Opportunism, Resistance, Folly. Cardina discusses man’s largely futile fight against “weeds” on farms, lawns and gardens, the value of biodiversity and small holder farms, and why we should rethink our attempts to eradicate “invasives.” 

    Related Websites: https://www.cornellpress.cornell.edu/book/9781501758980/lives-of-weeds/

    21 November 2025, 12:00 am
  • 28 minutes 9 seconds
    Glenn Davis Stone, PhD, author of The Agricultural Dilemma: How Not to Feed the World, discusses the legend and unintended consequences of the Green Revolution.

    Did you know that the “Green Revolution” is a cultural narrative that is rarely questioned? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Glenn Davis Stone, PhD, anthropologist, environmental scientist, and author of The Agricultural Dilemma: How Not to Feed the World. Stone discusses the legend and unintended consequences of the Green Revolution and explains that the Green Revolution didn’t speed up food production, but it did fuel the growth of fertilizers and pesticides. Stone advocates for the benefits of non-industrial, small-holder agriculture and helps us rethink the rhetoric and propaganda behind industrialized agriculture. https://www.sup.org/books/anthropology/smallholders-householders

    Related Websites: https://www.wlu.edu/profile/stone-glenn

    14 November 2025, 12:00 am
  • 28 minutes 9 seconds
    Daniel Costa, Director of Immigration Law and Policy Research at the Economic Policy institute, discusses immigration policy and our food system.

    Did you know that immigrant labor is critical to our food system, and most of the food that gets to our plates was grown, harvested and processed by the hands of immigrants? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Daniel Costa, JD, attorney, and Director of Immigration Law and Policy Research at the Economic Policy institute. Costa explains details of immigration policy, our dependence on immigrants for economic growth, and policies that affect immigrants’ quality of life. Costa was featured on the Investigate Midwest webinar on immigrant labor in the food system:
    https://www.youtube.com/watch?v=fbqm6J1jAEA. If you’d like to comment on immigrant work visas, go to the Federal Register: https://www.federalregister.gov/documents/2025/09/10/2025-17390/agency-information-collection-activities-comment-request-revision-of-h-2a-temporary-agricultural, and if you’d like to better understand how Trump’s anti-immigrant policies could collapse the U.S. food industry, see this recent article: https://www.theguardian.com/environment/2025/jul/17/how-many-immigrants-food-industry-workers

    Related Websites: https://www.epi.org/people/daniel-costa/

    7 November 2025, 12:00 am
  • 28 minutes 9 seconds
    Leo Horrigan, Johns Hopkins Center for a Livable Future, and author of What if Soil Microbes Mattered? Our Health Depends on Them

    Did you know that soil health is integral to life on earth? Join Food Sleuth Radio host and Registered Dietitian, Melinda Hemmelgarn for her conversation with Leo Horrigan, MS, Food System Correspondent for the Johns Hopkins Center for a Livable Future, and author of What if Soil Microbes Mattered? Our Health Depends on Them. Horrigan explains how and why successful farming starts below ground. He describes the symbiotic relationship between soil microbes and plants to support human and planetary health. He also explains how common practices used in conventional/chemical agriculture (synthetic pesticides, fertilizers and tillage) harm soil microbes.  On a positive note, regenerative/organic agriculture offers great potential for a brighter farming future.

    Related Websites:  https://clf.jhsph.edu/sites/default/files/2025-08/what-if-soil-microbes-mattered-1.pdf/

    31 October 2025, 12:00 am
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