Before It Was Mainstream

Before It Was Mainstream shares rare interviews from the Hieronimus & Co archive, hosted by Dr. Bob Hieronimus and Dr. Zohara Hieronimus. For over 40 years, they spoke with pioneers in spirituality, metaphysics, esoteric traditions, UFO research, holistic healing, alternative science, and the New Paradigm movement.

Each episode brings listeners timeless insights from visionaries who explored consciousness, hidden wisdom, and healing practices long before they entered the mainstream. Whether you’re curious about astrology, sacred traditions, or spiritual teachers, this podcast offers essential context for today’s seekers.

Discover the roots of modern spirituality through conversations that remain as relevant now as when they were first recorded. Full interviews available at 21stCenturyRadio.com

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Episodes

4 days ago


Long-time friend of the show, astronomer, computer scientist, and UFOlogist, Dr. Jacques Vallee returned with the release of his book Wonders in the Sky: Unexplained Aerial Objects from Antiquity to Modern Times (with Chris Aubeck). Vallee shares stories of sightings throughout history and how he makes sense of the resistance to UFO research within the scientific community.
 

Wednesday Apr 29, 2026


Dr. Bob’s most highly regarded UFO researcher, Dr. Jacques Vallee joined 21st Century Radio to discuss his book Forbidden Science. Vallee worked as an astronomer, computer scientist, and a pioneer of the modern Internet, including working in the 60s with early artificial intelligence models. Vallee shares his early experiences becoming interested in UFOlogy and his life as a young man working under astronomer J. Allen Hynek’s mentorship.
 

Thursday Apr 16, 2026

Dr. Bob interviews Nick Pope, former UFO Officer for the British Ministry of Defense, sometimes referred to as the 'real life Fox Mulder.' In his time as UFO Officer, Pope researched alien abductions, UFO sightings, and crop circles to assess potential threats to national security. He discusses his time in this role, challenges to researching UFO and media cover-ups of evidence for alien activity. Pope passed away in 2026 after spending decades championing the need for serious UFO research, making appearances on the History Channel's Ancient Aliens. 
This interview originally aired in 1997.
To find more Hieronimus & Co, visit the website: HieronimusAndCo.com

Tuesday Apr 14, 2026

In this 1992 interview, Zoh and Bob spoke with Major Ed Dames in 1992, retired US Army major and founder of PSI Tech Inc, a company which provided remote viewing services. Dames developed his remote viewing capabilities under the mentorship of Ingo Swann and spent his later life teaching a technique called Technical Remote Viewing.
Dames passed away in March of 2026 and we are thankful for his appearance on our show and his contributions to the field of extrasensory perception.
To learn more about Hieronimus & Co, head to our website hieronimusandco.com

Wednesday Apr 01, 2026

Theoretical Quantum PhysicIist Dr. Amit Goswami joins Zoh for an illuminating conversation on "Quantum Activism" and the healing power of integrative medicine. Goswami's commitment to scientific exploration into the unlimited potential of consciousness is remarkable this interview covers a vast array of topics - from the nature of creativity to the tension between materialism & spirituality in modern society.
To learn more from Dr. Goswami, head to https://amitgoswami.org/

Psychic Detox with Jason Gregory

Wednesday Apr 01, 2026

Wednesday Apr 01, 2026

Jason Gregory is an author, philosopher, and teacher with expertise in Eastern philosophy and spirituality, as well as a background in Western philosophy, comparative religion, psychology, cognitive science, metaphysics, and ancient cultures. In this interview, Gregory shares exercises to develop a peaceful mind and, as a result, a peaceful world.
 
To learn more, head to the H&Co Website.

Tuesday Mar 17, 2026

Sophia Christine Murphy shares her wealth of knowledge of homeopathy and anthroposophic medicine. Her approach integrates a spiritual and scientific view of illness and the body. Murphy was the director of Weleda USA for years and founded Lilipoh Magazine -- a publication geared toward "creative, green-minded, thinking individuals who have an interest in spiritual inquiry and a desire to make a difference in the world." The magazine is still active online today. To access the decades-deep wealth of knowledge at Lilipoh, head to https://lilipoh.com/

Tuesday Mar 10, 2026

Dr. Dawson Church, PhD. is a best-selling science writer, researcher, and author.  In this conversation with Zoh, he shares his expertise on the science behind using mindfulness techniques to create our reality and resolve health challenges the biomedical model of health has struggled to address, like PTSD, anxiety, depression, and stress. Dr. Church brings a boldly integrative perspective on health informed by quantum physics, mindfulness research, and neuroscience. He is the founder of the Veterans Stress Solution and the National Institute of Integrative Health (NIH).
To learn more about Dr. Church's work, listen to his podcast High Energy Health or visit https://dawsonchurch.com/
 
To find out more about Dr. Bob and Zoh Hieronimus, visit the Hieronimus & Co website.

Tuesday Mar 10, 2026

Tricia McCannon is a clairvoyant and best-selling author and speaker. In this interview, Dr. Bob interviews McCannon on the unexpected, miraculous process of her writing her book Jesus: The Explosive Story of the 30 Lost Years. McCannon shares experiences of profound spiritual guidance inspiring this work which explores the years of Jesus's life outside of the few years that appear in the canonical gospels.
To learn more about Tricia McCannon's work, head to https://triciamccannon.com/
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You can find more about the work of Hieronimus & Co on our website.

Tuesday Feb 24, 2026

Jennifer Gehl is an author, astrologer, trained musician, and Certified Practitioner in Acutonics -- a practice based in Traditional Chinese medicine System of vibrational sound therapy rooted in Traditional Chinese Medicine using sound resonances and vibration to heal the body, soul, and mind. In her book The Return of Planet Sedna, Gehl suggest that the time has come to heal hidden fear and pain from the great osmic cataclysms that occurred during Sedn'as last cyclical return around 12,000 years ago. An interview for those curious about astrology, living your life's destiny, and helpful insight into the journey of a healing practitioner.
To learn more about Jennifer Gehl's work, visit http://soundworksbygehl.com
For more Hieronimus & Co, head to http://hieronimusandco.com
 

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