In this episode of Ayahuasca Podcast, host Sam Believ (founder of www.lawayra.com) has a conversation with Luke Jensen, a former US Marine and National Guard veteran turned psychedelic researcher and neurofeedback practitioner. After his own healing journey with PTSD, Luke now leads veteran-focused retreats in Peru and pioneers research on brain mapping with Ayahuasca and Wachuma. We touch upon topics of: Luke’s military background and PTSD healing journey (00:49–02:02) His first powerful Ayahuasca experience in the jungle (02:06–04:03) What to do when Ayahuasca “doesn’t work” right away (05:38–08:15) Unconscious healing and the idea for brain scans during ceremony (08:15–10:19) What is QEEG brain mapping and why Luke uses it (10:34–12:52) Neurofeedback as a healing and spiritual optimization tool (12:52–16:06) Importance of brain health in mental health recovery (16:31–18:35) Working with UFC fighters and brain injury recovery (19:03–21:30) First-ever brain imaging study on Wachuma (21:50–23:39) Differences between Ayahuasca and Wachuma (24:10–25:47) Science, skepticism, and cultural projections onto indigenous shamans (33:20–36:41) The role of science in legitimizing traditional medicine (36:41–41:11) How Luke became a self-taught neuroscientist outside academia (44:11–45:46) Brainwaves 101: delta, theta, alpha, beta, gamma explained (48:24–50:09) Ego and the Default Mode Network (51:46–52:29) If you would like to attend one of our Ayahuasca retreats go to www.lawayra.com Find more about Luke Jensen at neuroenlightenment.com