Consciousness, Religion, and Gurus: Pitfalls of Psychedelic Medicine

This opinion article (2020) describes three pitfalls of psychedelic research, namely 1) consciousness as term, 2) religious beliefs of clinicians, and 3) clinical boundaries.

Authors

  • Johnson, M. W.

Published

ACS Pharmacology and Translational Science
meta Study

Abstract

This viewpoint identifies pitfalls in the study of psychedelic compounds, including those that pose challenges for the potential use of psychedelics as medicines. They are as follows: (1) Sloppiness regarding use of the term “consciousness”. (2) Inappropriate introduction of religious/spiritual beliefs of investigators or clinicians. (3) Clinical boundaries and other ethical challenges associated with psychedelic treatments.

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Research Summary of 'Consciousness, Religion, and Gurus: Pitfalls of Psychedelic Medicine'

Introduction

Scientific research on psychedelic compounds, particularly human studies, has expanded markedly over the past two decades. Johnson notes promising therapeutic results for classic serotonergic psychedelics (notably psilocybin) across conditions such as cancer-related depression and anxiety, tobacco and alcohol use disorders, and major depressive disorder, and for the nonclassic psychedelic MDMA in post-traumatic stress disorder. These trials have been notable for large treatment effects and an unusual treatment model in psychiatry: relatively few drug administrations delivered with preparatory and integrative psychological support have produced benefits that can persist for months, prompting characterisation of psychedelic therapy as a potential paradigm shift. Against this background of therapeutic and scientific enthusiasm, Johnson sets out to identify and explore epistemological and ethical pitfalls that could undermine psychedelic research and the future practice of psychedelic medicine. Rather than presenting new empirical data, the paper is a viewpoint that highlights three broad concerns—vagueness in use of the term "consciousness", introduction of investigators' or clinicians' religious/spiritual beliefs into clinical practice, and clinical/ethical boundary issues—and offers recommendations intended to guide future research and clinical implementation.

Methods

The extracted text does not describe empirical methods because the paper is a viewpoint rather than a primary research study. Johnson builds arguments by synthesising prior empirical findings, theoretical proposals, philosophical distinctions, and clinical observations rather than reporting new data or a formal systematic review. The author cites examples from the recent clinical literature on psilocybin, LSD, ayahuasca (DMT), and MDMA, and engages with philosophical constructs and consciousness theories such as Global Workspace Theory and Integrated Information Theory to frame the discussion. No systematic search strategy, inclusion/exclusion criteria, quantitative meta-analytic methods, or original qualitative methods are reported in the extracted text. Instead, the piece uses conceptual analysis and selective reference to the existing literature to identify potential epistemic confusions and ethical risks associated with psychedelic research and therapeutic practice. Where the prose relies on empirical claims (for example, about clinical efficacy or neuroimaging findings), it references prior studies or theoretical proposals rather than new analyses presented in this paper.

Results

Johnson organises the paper around three principal pitfalls. 1) Sloppiness regarding the term "consciousness": The author argues that "consciousness" is used imprecisely in psychedelic research, which risks a jingle fallacy—treating multiple distinct phenomena as if they were identical because they share a label. Johnson distinguishes a range of concepts often lumped under consciousness, including sentience, wakefulness, self-awareness, metacognitive reportability, stimulus discrimination, access consciousness (availability of internal states for reporting and control), narrative consciousness (stream of consciousness), information integration, behavioural control, and phenomenal consciousness (the subjective "what it is like" aspect, or qualia). He draws on the philosophical distinction between the "easy problems" (explaining processes and contents) and the "hard problem" (explaining why experience exists) to argue that psychedelic research so far has not substantially progressed understanding of the hard problem and has at best generated testable hypotheses that may address some of the easy problems. Neuroimaging observations often cited as mechanistic explanations—for example, decreases in default mode network (DMN) functional connectivity—are treated cautiously; Johnson notes that DMN changes are neither unique to psychedelics nor necessarily sufficient to explain self-referential processing, and that psychedelic effects involve broad network alterations. He suggests psychedelics may be useful experimental tools for testing falsifiable hypotheses about access to autobiographical memory, self-awareness, and memory reconsolidation, but he cautions against conflating subjective reports with definitive insights into the nature of consciousness. 2) Inappropriate introduction of investigators' or clinicians' religious/spiritual beliefs: Johnson warns that clinicians and scientists may inappropriately introduce their own non-empirical supernatural or "new age" beliefs into clinical sessions, which can bias participants, undermine scientific neutrality, and alienate patients with different beliefs. He contrasts this with secular, patient-centred approaches that nevertheless recognise and support patients' own sources of meaning. Practical examples of problematic behaviour include asserting metaphysical claims as fact, endorsing perennialism (a meta-religious stance), or displaying religious icons in treatment rooms; the author specifically notes the frequent presence of Buddha statues in session spaces as potentially exclusionary. Johnson recommends clinicians avoid introducing their personal religious or nonempirically supported claims into therapy while allowing participants to bring personally meaningful items, including religious icons, if they choose. He also clarifies that these recommendations apply to clinical and scientific contexts and do not proscribe religious or indigenous ritual uses of psychedelics or scholarly study of such practices. 3) Clinical boundaries and other ethical challenges: The paper cautions against "psychedelic exceptionalism", the belief that ordinary ethical and professional rules can be suspended because psychedelic experiences are uniquely sacred or therapeutic. Johnson points to historical abuses in earlier psychedelic research eras and highlights how the profound subjective effects of psychedelics can amplify ordinary risks in psychotherapy—power differentials, boundary crossings, and potential for sexual or other exploitation. To mitigate these risks, he recommends transparent clinical processes, involvement of multiple treatment personnel during sessions, and adherence to established professional boundaries and ethical norms. The author frames psychedelic therapy as intensifying many issues already present in non-psychedelic psychotherapy rather than creating entirely novel categories of misconduct. The extracted Conclusions section begins to list recommendations reiterating the need for precise terminology around consciousness and advising against casual use of the term in psychedelic research, but the full set of recommendations is not fully present in the extraction.

Discussion

Johnson interprets the main arguments as pragmatic guidance to shape responsible psychedelic science and clinical practice. He views precise conceptual language about consciousness as essential to avoid overstated claims and to enable testable neuroscientific and psychological hypotheses. The author positions these recommendations relative to prior work by acknowledging that psychedelic research has yielded promising therapeutic outcomes and useful hypotheses about mechanisms, but he maintains that enthusiasm should not outpace careful philosophical and methodological rigour. Regarding spiritual and religious issues, Johnson emphasises a secular clinical stance that remains respectful of patients' beliefs: clinicians may be personally religious or spiritual, but should refrain from imposing non-empirical frameworks on participants. He argues this approach will both protect individual patients and facilitate broader societal uptake of psychedelic therapies (for example, by reducing alienation among people of different faiths and supporting mainstream acceptance and insurance coverage). The discussion also stresses that clinicians must not allow the specialness of psychedelic experiences to erode ethical standards; rather, robust procedural safeguards and professional boundaries should be reinforced, including having multiple treatment staff present and maintaining transparency in care. Johnson recognises caveats and uncertainties. He accepts that "spiritual" can denote secular, psychologically beneficial constructs (such as meaning, community, and care), which clinicians should encourage, and he concedes that psychedelic experiences often prompt patients to address "big questions" about reality and meaning—matters appropriate for patients to explore but not for clinicians to dictate. He also calls for further empirical work where appropriate, for instance to determine whether and how psychedelic experiences influence researchers' and participants' philosophies of consciousness. Limitations of the paper itself are implicit in its viewpoint format: arguments are conceptual and illustrative rather than derived from new empirical evidence or a systematic review.

Conclusion

Johnson concludes with practical recommendations to address the epistemological and ethical challenges discussed. The extracted text explicitly lists two recommendations: (1) use specific, well-grounded terms when discussing concepts related to consciousness in the context of psychedelics; and (2) avoid using the undifferentiated term "consciousness" in psychedelic research—for example, when referring to subjective ratings of experiences—unless one is directly investigating well-defined, specified concepts associated with consciousness. The extraction ends partway through the conclusions, so additional recommendations the author may have provided are not present in the provided text.

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SECTION

S cientific research on psychedelic compounds, particularly in humans, has dramatically increased over the last 20 years. Promising therapeutic results have been published for classic psychedelics, which act as serotonin 2A receptor agonists, and methylenedioxymethamphetamine (MDMA), which is a nonclassic psychedelic that acts as a serotonin releaser. Among the classic psychedelics, psilocybin has shown promising findings for the treatment of cancer-related depression and anxiety, tobacco use disorder, alcohol use disorder, and major depressive disorder. Additional studies of lysergic acid diethylamide (LSD) and ayahuasca (which contains dimethyltryptamine; DMT) have also shown promise for treating anxiety associated with life-threatening disease and major depressive disorder, respectively.MDMA has shown promising findings for the treatment of post-traumatic stress disorder (PTSD). Results are remarkable not only for the large treatment effects that have been observed but also for the treatment model and dosing regimens employed. Unlike typical psychiatric medications that require chronic administration, these studies have administered psychedelics only one or a few times, after preparation and with monitoring and follow-up care, yet they have shown persisting clinical benefits, in many cases for at least 6 months or 1 year later. Such treatments bridge the gap between psychology and psychiatric medications, as the biological effects of the medication prompt an experience and likely behavioral plasticity, allowing for learning more akin to psychotherapy or major life experiences. For this reason, it seems fair to characterize psychedelic therapy as a paradigm shift in psychiatric treatment. Aside from therapeutics, psychedelics hold incredible potential as tools for psychological and neuroscientific inquiry. Psychedelics are powerful therapeutic and scientific tools. It should therefore be no surprise that their use has been surrounded by epistemological and ethical challenges. This Viewpoint identifies and explores several of these potential pitfalls. I hope that this effort helps to shape future psychedelics research as well as the practice of psychedelic medicine should these compounds be approved for medical use. ■ THE SLOPPINESS OF "CONSCIOUSNESS" Psychedelics have been heralded as providing scientific insights into consciousness by the public, the media, and even scientists. A problem here is that the word "consciousness" is often not defined, and it can have a wide variety of meanings. This puts science at risk of a jingle fallacy in which the use of one word to describe multiple phenomena leads to the belief that the multiple phenomena are identical. Strickland and I have recently argued that the jingle fallacy, among other concerns, has rendered impulsivity to be untenable as a valid hypothetical construct.Similarly, one might question whether the different concepts associated with consciousness should even be identified under a singular construct. The answer to this question is beyond the scope of this paper. However, even if the word "consciousness" must be used, I propose that it is important to use additional clarifying terms, often drawn from philosophy, when referring to concepts associated with consciousness.These concepts include but are not limited to sentience (ability to sense and respond to the environment), wakefulness, self-awareness (showing self-reference), the ability to describe mental states (related to metacognition), discrimination of and reaction to stimuli, access consciousness (the process of making internal states available), narrative consciousness (stream of consciousness), integration of information, and control of behavior. Another concept is phenomenal consciousness, which is experience itself or "what is it like" to be something. This involves qualia (raw sensory experiences), although phenomenal consciousness involves additional aspects such as the overall structure of experience. The phenomenal consciousness concept might be distinct from the others in an important way. The other concepts could be described as contents or processes associated with consciousness. Chalmers 3 called these the "easy problems" of consciousness. They are "easy" because whether or not we currently have sufficient explanations for them it seems likely that they are all explainable with the advancement of science. One could conceivably build a computer system that would show behavioral evidence for all of these phenomena at play with the "easy problems" (e.g., showing self-reference), passing a Turing test for their existence, without necessitating the assumption that the program has an experience (phenomenal consciousness). Explaining the existence of experience itself, which is the "hard problem" of consciousness, is at present something that appears outside of the realm of empirical science. Some philosophers and scientists have disputed the existence of this hard problem, but I do not think the problem should be dismissed. I suggest that psychedelic science has, to date, not provided substantial advancement in our understanding of any of these concepts purported to relate to consciousness. Evidence suggests that personal psychedelic experience might have influenced ideas regarding consciousness developed by philosophers, e.g., Plato.It has also been argued that first-person alterations of experience by researchers could inform research on consciousness.However, to my knowledge no existing empirical research has systematically addressed whether or how psychedelic experience affects one's personal philosophy on consciousness. Even if psychedelics do systematically affect one's personal philosophy on consciousness, this does not necessarily suggest that the resulting beliefs are valid. It is also plausible that such experience can lead someone away from the ground truth. Psychedelic effects might generate a noetic quality that can be misplaced. It would nonetheless be valuable to understand how psychedelics affect what people think about the term "consciousness" and related concepts. Several of the "easy problems" of consciousness are beginning to be addressed by psychology and neuroscience in general, but it is unclear if psychedelic science has provided substantial advancements in these endeavors. Psychedelic science has primarily provided a preliminary understanding and generated testable hypotheses of how psychedelics work, not the nature of consciousness by any definition of consciousness. A number of theoretical proposals provide testable hypotheses regarding the biological effects of psychedelics.However, it is not clear that any have led to an advancement in understanding normal functioning. A notion that has been popularized in the media is that a quintessential mechanism by which psychedelics work is decreasing functional connectivity within the default mode network (DMN).This has attracted attention because DMN connectivity is associated with self-referential processing, which has been interpreted by some as "ego" function. However, there are questions regarding whether this is a key psychedelic mechanism and whether or not such observations have provided insights into the nature of self-awareness. One concern is that decreased functional connectivity within the DMN is observed after the administration of several different drugs that are pharmacologically distinct, i.e., alcohol, amphetamine, cannabis, salvinorin A, and selective serotonin reuptake inhibitors.Another is that psychedelics cause broad network changes, sometimes larger than the effects in the DMN. Regardless, it should also be noted that the notion of a role for the DMN in self-referential processing predated its investigation with psychedelics. My assessment is that psychedelic research has strong potential in addressing many of the "easy problems" of consciousness. For example, psychedelics might increase access to autobiographical memories.Moreover, therapeutic observation suggests that psychedelics might be involved with the retrieval, processing, and reconsolidation of memories such as those related to trauma, addiction, or depression. Perhaps such observations have implications for understanding so-called access consciousness. As another example, given the frequency with which people report experiences of unity on psychedelics, these compounds will likely be useful experimental tools to understand the psychology and neuroscience of self-awareness. Research should leverage psychedelics in testing falsifiable hypotheses with implications for these concepts associated with consciousness in normal functioning, going beyond the worthy goal of determining psychedelic mechanisms. Related to phenomenal consciousness, some theoretical proposals have attempted to understand psychedelic effects within theories of consciousness, e.g., Global Workspace Theory and Integrated Information Theory,and theoretical work has used empirical psychedelic research to identify potential problems with these theories.This is worthwhile and such work should continue with cautious use of terms. While the hard problem (Why does experience exist?) seems likely out of reach for empirical psychedelic science, approaching the problem somehow with psychedelics is worth exploration as long as attention is paid to rigorous terminology and philosophy of science. In conversation, some psychedelic researchers have argued that because psychedelics drastically alter subjective experience, the study of psychedelics, by definition, constitutes the study of consciousness. I take issue with this. One can consider the reported subjective experience to be the contents of consciousness, but by that standard, a very large portion of human psychological and neuroscientific research would be considered the study of consciousness, rendering the term less meaningful. It is also not uncommon for psychedelic researchers to speak and write as if they assume without question that psychedelic effects expose what is in the unconscious, reveal something fundamental about consciousness, or imply that such effects are biologically normal. These might be the case, but we do not know. An alternative model is that psychedelic effects are not necessarily a marker of normal functioning but rather constitute, under optimal therapeutic conditions, a supranormal and useful state. The efficacy of aspirin for treating headaches does not necessarily reveal the fundamental causes of headaches. By analogy, the strong effects of psychedelics on subjective experience does not necessarily reveal the fundamental nature of subjective experience.

■ INAPPROPRIATE INTRODUCTION OF RELIGIOUS/SPIRITUAL BELIEFS OF INVESTIGATORS OR CLINICIANS

This section is a warning signal regarding a little-discussed danger at play in psychedelic research and one that will surely become apparent if psychedelics are approved as medicines. This danger is scientists and clinicians imposing their personal religious or spiritual beliefs on the practice of psychedelic medicine. A caveat is that "spiritual" can mean different things. Here I am referring to supernatural belief systems or frameworks that are not empirically based, but "spiritual" can also refer to caring for one's family and friends, a sense of belonging to a community and humanity, and having a sense of meaning in one's life. This latter category includes qualities that we know lead to psychological health and that any secular clinician should want for her or his patients. These qualities can and should be encourage by clinicians conducting psychedelic therapy. The concern surrounds the former category of supernatural or religious beliefs. For today's psychedelic scientists and clinicians, frameworks of concern are likely to resemble a loosely held eclectic collection of various beliefs drawn piecemeal from mystical traditions, Eastern religions, and indigenous cultures, perhaps best described by the term "new age," although they could come from any religious or spiritual belief system. It is important to operate instead from a secular framework that is nonetheless open to working with patients or participant of any religious/spiritual background. This is in alignment with the best practices of clinical psychology and other mental health professions that recognize the importance of strong rapport with patients, religious/spiritual tolerance, and the importance to mental health of having meaning in life. Clinicians and scientists should not introduce their own nonempirically supported beliefs. This is not limited to standard religious beliefs. It would also be inappropriate to introduce meta-religious beliefs such as perennialism (the notion that the major religious traditions point toward a core truth). It is also not appropriate to present nonempirically supported descriptions of psychedelic effects as known truths for participants, e.g., instructing participants that a psychedelic session will inform them about the nature of the mind. Conveying such descriptions is concerning at a general level because patients may take such descriptions as scientific fact rather than opinion when coming from scientific or clinical authorities. They are also concerning because if participants do come away from sessions with their own such conclusions from the effects then it is more scientifically interesting if such notions were not directly fed to participants from the treatment team. In addition to being mindful about the scope of concepts introduced to participants, scientists and clinicians should not include religious icons in the session room or other clinical space. It has unfortunately become fashionable and commonplace for statues of Buddha to be present in psychedelic session treatment rooms. In addition to other concerns about conflating religious beliefs with empirically based clinical practice, the introduction of such religious icons into clinical practice unnecessarily alienates some people from psychedelic medicine, e.g., atheists, Christians, and Muslims. It will ultimately interfere with the mainstream adoption of these treatments to help the greatest number of appropriate individuals if they are approved as treatments, e.g., coverage by insurance and government medical programs. Some clarifications are important. I am certainly not advocating for being neutral or cold in the relationship with the patient. Indeed, solid rapport and positive regard are important for maximizing efficacy and minimizing risks.Moreover, scientists and clinicians can certainly have their own religious or nonempirically based beliefs. My advice is rather that they should not bring up these personal beliefs and insert them into therapeutic practice. It also does not mean that participants should not bring their own belief systems to their therapy. It is not uncommon for people having psychedelic sessions to touch on what I call the "big questions," e.g., the nature of reality and the nature of self. Patient beliefs often play a large role in her or his meaning making from sessions. Just as with the practice of secular clinical psychology or psychiatry, a patient can certainly bring up religious beliefs and concepts in therapeutic discussion, e.g., Buddha, Christ, kundalini, and plant spirits, but it is not the role of the clinician or scientists to introduce such concepts. The goal of the clinician should be a create an open and supportive environment where the patient can make her or his own meaning, if any, from such experiences. In my research I ask participants to bring in pictures of family and other meaningful objects for psychedelic session days. This can certainly include religious icons if they are meaningful to a participant. Another caveat is that my recommendations only relate to the administration of psychedelics in science and medicine; they do not relate to the use of psychedelics by religions or indigenous societies. Finally, it is not inappropriate to study the religious use of psychedelics as long as scientists are not recommending religious beliefs for participants. ■ CLINICAL BOUNDARIES AND OTHER ETHICAL CHALLENGES ASSOCIATED WITH PSYCHEDELIC TREATMENTS In this final section, I warn against falling prey to the notion of what I call "psychedelic exceptionalism." This is the inclination to believe that the nature of the experiences people have on psychedelics are so sacred or important that the normal rules do not apply, whether they be the rules governing clinical boundaries, the practice of clinical psychology or medicine, sound philosophy of science, or ethics. This psychedelic exceptionalism was one of the mistakes made by a subset of investigators in the earlier era of psychedelic research in the 1960s. My observation suggests that psychedelic therapy is like putting a magnifying glass on many of the aspects of nonpsychedelic psychotherapy, including both positive aspects, e.g., the importance of rapport, and negative ones, e.g., potential for abusing a position of expertise or authority. The powerful subjective nature of psychedelic experiences can be leveraged toward explicit harm, as in the extreme case of Charles Manson and his followers. Far more likely for scientists and clinicians, however, are abuses that come from the lack of clinical boundaries, e.g., temptations for sexual or other inappropriate relationships. Even short of sexual impropriety, psychedelics might magnify the subtle abuses of differential power that can be at play in the routine practice of clinical psychology or medicine. It can be challenging to be associated with what might be one of the meaningful experiences in a person's life. The scientist or clinician might, perhaps without explicit awareness, fall into the trap of playing guru or priest, imparting personal philosophies without a solid empirical basis as discussed in the previous section. My brief advice to guard against such risks is to have a transparent process, e.g., inclusion of multiple treatment individuals during psychedelic and nondrug sessions, and to adhere strongly to the wisdom of established professional boundaries.

■ CONCLUSIONS

I conclude by providing the following summary of my recommendations for addressing epistemological and ethical challenges in psychedelic research and therapeutic use. 1. Use specific and well-grounded terms when speaking of concepts related to consciousness with regard to psychedelics. 2. Avoid using the word "consciousness" with regard to psychedelic research, e.g., when referring to subjective ratings of experiences, except when directly investigating well-defined and specified concepts associated with consciousness.

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