By MIKE MAGEE
Stanford neuroscientist, David Eagleman, reminded us this week that “A coherent rationalization of consciousness eludes fashionable science.” That was his opening line within the New York Times book review of Michael Pollan’s newest effort, “A World Appears.” In it, Pollan asks innocently, “How does the mind generate a unified sense of self?”
In accordance with Eagleman, “Pollan isn’t capable of furnish the solutions (nobody can, but), however he presents a charming exploration, one that’s extremely private and delicate.” On this, he isn’t alone. Different fields are engaged in the identical pursuit.
To start with, there are the epigeneticists. They examine “how our surroundings influences our genes by altering the chemical compounds hooked up to them.” Within the palms of those scientists, genes usually are not “set in stone and (absolutely) predetermined.” Of late, these investigators have been unraveling how varied chemical compounds, engaged on the floor and inside cells are always altering and adjusting how our genes work. Thus the title, since “epi” is Greek for “over, exterior of, round.”
Different investigators like Professor Eddy Keming Chen within the division of Philosophy at College of California San Diego come on the downside from a unique course. She bolstered her PhD in Philosophy with a Masters in Mathematical Physics, and a graduate certificates in Cognitive Science. She teaches the PHIL 130 course on Metaphysics.
Within the UCSD college syllabus, she tees up the query, “Why examine metaphysics?” She guarantees enrollees that in the event that they join, they’ll discover a little bit of magic in exploring robust questions, like: “Do we’ve got free will? Is it suitable with causal determinism? What’s the place of the thoughts and of the consciousness in a bodily world?”
Within the Jesuit world that I got here from, such programs have been obligatory as a part of the core curriculum. In my very own alma mater, they not carry the identical mandate, however nonetheless stay alive and properly.
Think about, for instance PHL 365 – a 3 credit score course at LeMoyne Faculty titled Philosophy of Mind. As soon as once more, there may be magic within the air for inquiring minds.
Here’s a description. “The primary focus of the course would be the ‘mind-body downside’: can the existence of minds and psychological states be reconciled with a totally materialistic or bodily view of the world? A second, carefully linked focus will likely be: can psychological states be applied on a pc?”
Lastly, if neither of those fields captures your creativeness, you possibly can observe the lead of Dr. Marie Duhamel, a member of the Board of Administrators of the French Society of Proteomics, and analysis immunologist on the College of Lille. Her 2025 publication in Frontiers in Immunology, titled “Self or non self: end of a dogma?” is an epic exploration of the historic foundations of immunology, and begins this fashion, “The query of what constitutes the ‘self’ and the way dwelling organisms preserve their integrity towards exterior threats has preoccupied thinkers from numerous fields, together with philosophy, biology and medication, for hundreds of years.”
Reviewing greater than a century of analysis that started with the delivery of Immunology as a self-discipline, Dr. Duhamel and her co-author Professor Michel Salzet, are compelled to acknowledge that prior assumptions weren’t totally incorrect however characterize solely a portion of the reality. Of their phrases, “Conceptually, all the premise that the immune system’s first job is to outline what’s self in order to not assault it’s contradicted once we take into account microchimerism and being pregnant tolerance, instances by which really overseas (paternally derived) tissues persist with out triggering rejection. Equally, the truth that the human microbiome may be very important to regular operate challenges the idea that foreignness inevitably triggers aggression.”
The place then does the reality lie? In accordance with the authors, “The position of the immune system is to handle complicated ecological relationships by distinguishing helpful or impartial overseas entities from dangerous ones. The presence of ‘innocent overseas’ parts is a mainstay within the intestine, pores and skin, and oropharynx. Furthermore, the mixing of viruses into the genome, typically with evolutionary and developmental advantages, blurs the boundary between self and overseas in a elementary, genomic sense. Endogenous retroviral parts represent a good portion of human DNA, but no sturdy immune aggression is mounted towards these deeply embedded viral sequences. This phenomenon invitations researchers to conceive of ‘self’ as together with sure classes of overseas genetic materials which have change into symbiotic or impartial over evolutionary time.”
Earlier than they end, the scientists humble themselves by permitting boundaries to blur as they transfer freely into philosophic uncharted territory. The “magic “ is in full view, as they proceed: “These ideas are according to the up to date philosophy of immunology, which includes ecological and developmental insights, such because the statement that commensal microbes, fetal cells within the maternal circulation, or latent viruses usually are not routinely rejected as “non-self,” however as an alternative coexist with the host below particular regulatory circumstances.
No matter which street you journey, a typical vacation spot is starting to look on the horizon. The convergence of disciplines – Metaphysics, Immunology, Epigenetics – is not aggressive however fairly complimentary. The remaining query: Are we as a species prepared for this? Can we deal with the reality?
Michael Pollan clearly thinks we’re. His web site asks the reader to journey “the chopping fringe of the sphere, the place scientists are entertaining extra radical (and fewer materialist) theories of consciousness. A World Appears introduces us to “plant neurobiologists” trying to find the primary flicker of consciousness in crops; scientists striving to engineer emotions into AI, and psychologists and novelists in search of to seize the felt expertise of our slippery stream of consciousness.”
The epigeneticists are cautiously optimistic. Of their phrases, “There’s lots we don’t know. However meaning there’s a lot left to find.” However for the immunologists, with the promise of latest remedies for most cancers and getting older, it’s full pace forward. Their last phrases, “If this implies embracing the ‘finish of a dogma,’ it additionally heralds the daybreak of a extra integrative immunological science.’ “
Mike Magee MD is a Medical Historian and common contributor to THCB. He’s the writer of CODE BLUE: Inside America’s Medical Industrial Complex. (Grove/2020)
