Zach Leary/Psychedelics Today

Psychedelics Then and Now with Zach Leary

Science EN ↓ 93 episodes

Hosted by Zach Leary, the Psychedelics Then and Now podcast (formerly the MAPS Podcast) is designed to bring you the listener into the world of psychedelic research and culture. The ever expanding world of psychedelic research and policy changes has made this era the most fascinating and vibrant in how these compounds effect the human condition. Zach has had a front row seat for within the psychedelic landscape for decades and his passion in bringing you some of the great stories, minds, research and artists within this community shines through on this podcast. This podcast is a collaboration...

Author

Zach Leary/Psychedelics Today

Category

Science

Podcast website

zachleary.net

Latest episode

Jun 4, 2026

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Episodes

Episode 42 - Dr. Robin Carhart-Harris 26.05.2021

Episode 42 - Dr. Robin Carhart-Harris This all new episode of the MAPS Podcast features an interview with Dr. Robin Carhart-Harris, a psychologist and neuroscientist and Head of the Centre for Psychedelic Research, Division of Brain Sciences, Faculty of Medicine at Imperial College London. Dr. Carhart-Harris takes us through the near exhaustive psychedelic research that he's personally overseen as...

Episode 41 - Aubrey Marcus 01.05.2021

The MAPS Podcast returns with a new episode featuring Aubrey Marcus, the founder and CEO of ONNIT.  Aubrey Marcus is the founder of  Onnit , a lifestyle brand based on a holistic health philosophy he calls Total Human Optimization. Since its founding, Onnit has become an Inc. 500 company and industry leader with over 250 products ranging from peak performance supplements to foods, fitness equipmen...

Episode 40 - David Jay Brown, A Legend in Psychedelic Consciousness 27.04.2019

Episode 40 - David Jay Brown, A Legend in Psychedelic Consciousness This episode of the MAPS podcast features a dynamic consciousness surfing conversation with author David Jay Brown. I've known David for over 30 years and have watched him dance with the legends of psychedelic culture, exchange ideas with them and then morph into a legend all his own. From John Lilly to Albert Hoffman to Tim Leary...

Episode 39: James Oroc, The New Psychedelic Revolution 04.04.2019

Episode 39 of the MAPS podcast features yet another exclusive interview with one of the great thinkers of the modern psychedelic revolution, James Oroc. Our conversation with James takes us on a journey through his highly evolved insights, opinions and experiences on topics ranging from 5-MEO DMT, the re-birth of LSD, Sasha Shulgin and the culture wars that are present throughout the 21st Century...

Episode 38: Dr. Andrew Weil, The New Science of Psychedelics for Mental Health 19.03.2019

Episode 38: Dr. Andrew Weil, The New Science of Psychedelics for Mental Health. A MAPS Podcast Exclusive This episode of the show features an exclusive interview with the legendary Dr. Andrew Weil. The interview centers around the new science of psychedelics and why current research plays such an important role in crafting a new model for overall integrative medicine. Dr. Weil lends his insight an...

Episode 37 - Dr. Gabor Mate: Jungle To Civilization, Health In a Toxic Culture 19.02.2019

Episode 37 - Dr. Gabor Mate: Jungle To Civilization - How Plant Medicines Can Promote Health In a Toxic Culture We dig into the MAPS archives again and go back to the 2017 Psychedelic Science conference for this inspired talk from luminary, Dr. Gabor Mate. Gabor takes us through the history of plant medicines in indigenous cultures and how their wisdom of sacred healing can be applied to life in t...

Episode 36: Dr. Ben Sessa - MDMA Therapy - A Child Psychiatrist's Perspective 31.01.2019

Episode 36 of the MAPS Podcast features Dr. Ben Sessa's talk from Psychedelic Science 2017 entitled MDMA Therapy - A Child Psychiatrist's Perspective Ben's insightful, well researched talk examines MDMA's therapeutic potential relating to PTSD and how it goes far beyond what we see with adult veterans and goes deep into the realm of childhood trauma and abuse. This talk offers a fresh perspective...

Episode 35 - Rick Doblin, MAPS 2018 Year in Review 03.01.2019

Episode 35 of the MAPS Podcast features the mastermind and founder of MAPS, Rick Doblin. Rick joins Zach Leary for an extensive 2018 year in review of everything that's happened in the MAPS universe. The interview quickly moves passed the last year and morphs into an oral history of MAPS by weaving together Rick's inspiration that led him to it's 1986 creation. This podcast is a must for all psych...

Episode 34: Tricia Eastman (Sacred Archeatypes in Modern Psychedelics) 23.12.2018

Episode 34 of the MAPS Podcast is an all new interview with Tricia Eastman, a pioneer in the psychedelic renaissance. Our conversation takes a look at the inquisitive psychedelic work she does in the deep corners of what's left of the worlds indigenous cultures. Because her work covers the globe I especially wanted to see what wisdom she brings back is applicable to the American experience. Her ta...

Episode 33: Matthew Baggott - Beyond Fear - MDMA and Emotion 16.11.2018

Episode 33 of the MAPS Podcast digs deep into the archives, all the way back to Psychedelic Science 2013! Matthew Baggott discussed research on how MDMA and related drugs alter emotions and social functioning in people. Because the Phase 3 clinical trials moving full speed ahead it seemed appropriate to re-visit some of the core subject matter behind MDMA and why this research is so important. Mat...

Episode 32 - Dr. Cole Marta and Shannon Clare Carlin 31.10.2018

Episode 32 - Dr. Cole Marta and Shannon Clare Carlin A live panel moderated by Zach Leary - The State of the Psychedelic Union This episode of the MAPS Podcast was recorded live at the PsyFire festival in L.A. and is moderated by Zach Leary featuring Dr. Cole Marta and Shannon Clare Carlin. The discussion covers the current state of psychedelic research as it relates to the MDMA Phase 3 clinical t...

Episode 31 - Shane Mauss 16.10.2018

The MAPS Podcast is back!! Episode 31 of the show trips the light fantastic with the brilliant, hilarious and insightful comedian - Shane Mauss. Shane discusses his new film Psychonautics - A Comedians Exploration of Psychedelics. Due out in March, the film explores Shane's first hand experiences with psychedelic use and their results on his life and work. Shane is a brave, honest and hilarious st...

Episode 30 - LIVE from LAPSS: Transcending the Medical Frontiers 10.07.2018

Episode 30 - LIVE from LAPSS: Transcending the Medical Frontiers, Exploring the Future of Psychedelic Drug Research Making up the panel is David Jay Brown, Daniel Pinchbeck, James Oroc, Ben Stewart and was moderated by Zach Leary. Taped live at the first ever Los Angeles based psychedelic symposium (LAPSS) the hour long conversation is a lively exploration into what lies beyond the medical applica...

Episode 29 - Michael Pollan 08.06.2018

Episode 29 with Michael Pollan as he discusses his new book 'How to Change Your Mind - What the New Science of Psychedelics Teaches Us About Consciousness, Dying, Addiction, Depression and Transcendence'   Michael beams into the MAPS Podcast for an all new episode of the show. His iconic books on the nature and ethics of food have become staples within the zeitgeist of the modern diet and sustaina...

Episode 28 - Lex Pelger, The Inner Workings of a Drug Writer 24.04.2018

Episode 28 - Lex Pelger The inner workings of a drug writer as he shares his perspective, spirit and mind. Lex Pelger - the blazingly prolific writer, podcaster, traveling salon MC and psychedelic love warrior beams in for a candid interview recorded exclusively for the MAPS Podcast. As host of the Psychedelic Salon 2.0 podcast & the Greener Grass podcast, archivist of the Psychedelic History Proj...

Episode 27 - Dieter Hagenbach, Albert Hofmann and His LSD 07.04.2018

Episode 27 - Dieter Hagenbach, Albert Hofmann and His LSD April 2018 marks the 75th anniversary of the first experiences with LSD that Dr. Hofmann embarked on in Basel, Switzerland. It's the perfect occasion to revisit this talk by Dieter which relies heavily on this fantastic book, "Mystic Chemist: The life of AlbertHofmann and His LSD". Taken from the 2013 Psychedelic Science conference, Dieter...

Episode 26 - Duncan Trussell, The Psychedelic Evolution of a Comedian Mystic 28.02.2018

Episode 26 - Duncan Trussell, The Psychedelic Evolution of a Comedian Mystic An all new original episode of the MAPS podcast! This one features the great, wise, funny and truly unique Duncan Trussell. Zach sat down with Duncan to discuss the world through the psychedelic lens as only Duncan can see it. We covered how better to integrate our experiences in a complex world, the future of psychedelic...

Episode 25 - Roland Griffiths: - Implications for Spirituality & Therapeutics 14.02.2018

Roland Griffiths and the Johns Hopkins Psilocybin Project - Implications for Spirituality & Therapeutics Live from Psychedelic Science 2017 Roland Griffiths, Ph. D gives the definitive talk about the psilocybin project that's underway at Johns Hopkins. The implications for spirituality and therapeutics is presented from the early sets of data obtained from the study. The program at Johns Hopkins i...

Episode 24 - Psychedelics and The Future: A Panel of Luminaries from 1990 20.01.2018

This episode of the MAPS podcast takes us on a journey way back into the archives of psychedelic lore by pulling some classic audio from a historic event in 1990. Tucked in the cozy enclave of Maryland many of the worlds great psychedelic luminaries gathered to reflect on the state of psychedelic research, culture and policy. Rick Doblin moderates a panel from this gathering entitled "Psychedelics...

Episode 23: John Hartberg, B.S. - Ketamine's Therapeutic Potential 09.01.2018

Episode 23: Ketamine's Therapeutic Potential: Practical Considerations for Clinical Use John Hartberg, B.Sc., M.D. Candidate Ketamine is quickly gaining popularity for it's therapeutic value for it's use in treatment-resistant depression and PTSD therapy. This clinical interest has been accompanied by an impressive array of biological and behavioral studies corroborating its antidepressant propert...

Episode 22: Kathleen Harrison, Cannabis and Spirituality 13.12.2017

This episode of the MAPS Podcast is taken from the Psychedelic Science 2017 conference in Oakland, CA. The talk is by the legendary and luminous Kathleen Harrison, M.A. and is entitled "Cannabis and Spirituality - Exploring the Plant Human Spirit Relationship". Kat's decades of work as an ethnobotanist focussed largely on the deeply inter-connected history and relationship between human beings and...

Episode 21 - Amanda Reiman, PhD 05.12.2017

Episode 21 with Amanda Reiman, PhD The Use of Cannabis as a Substitute for Opiate and Non-Opiate Pain Medication  This episode of the MAPS Podcast presents an alternative treatment method and all around discussion in respect to the opioid crisis facing America. Currently, there are over 20,000 overdose deaths each year as a result of prescribed opiate pain medication. It's a major epidemic that ha...

Episode 20 - Dr. William Richards 14.11.2017

Episode 20 of the MAPS Podcast brings you Dr. William Richards and his talk "Psychedelic Psychotherapy: Insights from 25 Years of Research". From Psychedelic Science 2013 this talk reflects on his past involvement in clinical research with psychedelic substances at the University of Göttingen and the Maryland Psychiatric Research Center, and in the current investigations at the Johns Hopkins Schoo...

Episode 19: Dr. Joe Tafur, The Fellowship of The River 31.10.2017

This episode of The MAPS Podcast dives into the rich tapestry of the foreign yet wise world of South American plant medicine culture as experienced through the lens of an American medical doctors eyes. Joe's new book "The Fellowship of The River - A Medical Doctor's Exploration into Traditional Amazonian Plant Medicines" is a beautifully written and passionately researched account into Joe's time...

Episode 19: Dr. Joe Tafur, The Fellowship of The River 31.10.2017

This episode of The MAPS Podcast dives into the rich tapestry of the foreign yet wise world of South American plant medicine culture as experienced through the lens of an American medical doctors eyes. Joe's new book "The Fellowship of The River - A Medical Doctor's Exploration into Traditional Amazonian Plant Medicines" is a beautifully written and passionately researched account into Joe's time...

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