You might think that is an odd question to ask a person who
has only one brain. But how do you know you have only one brain?
In their book, 'mBraining: Using Your Multiple Brains to do
Cool Stuff', Marvin Oka and Grant Soosalu have assembled some fairly impressive
evidence that we have brains in our hearts and guts as well as in our heads.
At this point some readers might be thinking that a book
with such a title is an unlikely place to find impressive evidence of anything.
My own scepticism was heightened when I first saw information being presented
as a 'cool fact'. I found it hard not to chuckle. Later, I wondered whether Ross
Garnaut's laugh test – which he applies to economic modelling - involves the
gut brain. At the time, I wondered how I had come to be reading such a book,
but I was comforted by the memory that 50 years ago I had a strong desire to be
cool. It is better for our heads to be cool, rather than too hot or too cold,
even if the optimal temperature for a heart is warm.
The 'cool fact' that we have brains in our hearts and guts
as well as our heads is based largely on the observation that the nervous
systems in our hearts and guts are relatively autonomous. They perform their
functions without a great deal of direction from our brains. They also link strongly
to parts of the brain concerned with emotions and instinctive reactions.
The authors refer to the discovery of neural pathways
whereby input from the heart can inhibit or facilitate the brain's electrical
activity. Research by Rollin McCraty and
his colleagues at Heartmath suggests that as people learn to sustain
heart-focused positive feeling states, the brain can be brought into
entrainment with the heart, bringing about improvements in cognitive
performance. Research findings also suggest that emotion and cognition can best
be thought of as separate but interacting functions or systems, each with its
unique intelligence. The power of emotion as a motivational force is
reflected in the greater number of neural connections going from the emotional
centres of the brain to the cognitive centres than vice versa.
There is evidence that the nervous system in the gut releases
chemicals that are capable of relieving anxiety and pain and sends signals to
the brain that affect feelings of sadness and stress. There is also evidence
that gut bacteria can influence neural development, brain chemistry and a wide
range of behavioural phenomena. For example, the balance between beneficial and
disease-causing bacteria in an animal's gut can alter its brain chemistry,
leading it to become either more bold or more anxious.
Michael Gershen, a pioneer of research relating to the gut
brain, argues that while 'gut feelings' originate in the brain rather than the
gut, our emotions can trigger a primitive response in the gut. That rings true to
me when I remember what disgust feels like. Even though the gut brain is not
doing any reasoning it can help us to make decisions.
The way Marvin Oka and Grant Soosala describe them, the
prime functions of the various brains line up neatly with common metaphorical
usage. The heart brain is the seat of love and desires, goals, dreams and
values. The head brain is concerned with cognition and making meaning. The gut brain
is concerned with what we should move toward and what we should move away from,
with what should be assimilated into the self and what should be excreted from
the self, with mobilization, self-preservation and core identity. When
we are considering our options we need to be sure our hearts are in the right
place, our heads are screwed on properly and that we take notice of our gut reactions.
We should follow our hearts, keep cool heads and be gutsy.
So, how do we know when are brains are out of alignment? The
answer provided by the authors is much as might be expected. When our brains
are out of alignment we experience internal conflict between thoughts, feelings
and actions, motivational problems, procrastination, unwanted behaviours and
habits, self-sabotage and disempowering emotional states.
The more interesting question is how to get our brains into
alignment. The first step that the authors recommend is to allow our breathing to
become balanced – calmly breathing in for about six seconds and breathing out
for the same length of time. That recommendation is based on the view of
breathing as a bridge between mind and body.
In order to deal with motivational problems, the authors
suggest that we conduct what seems to me like a high level meeting at which the leader
offers inspiration, advisors provide an assessment of the options and the line
manager brings the discussion down to earth. As the meeting of minds progresses, we
feel the passion in our hearts, entertain curious thoughts about how to express
that passion, allow curiosity to harmonize with and enhance our passion, allow
our instincts to move us toward action, and then feel how the growing congruence
between passionate feelings, curious thoughts and motivated action influences our feelings about who we are and what it is possible for us to achieve.
That is a highly abbreviated version of an exercise
suggested by the authors to bring our brains into alignment. In addition to
exercises to help bring our brains into alignment, the
authors also propose exercises to promote higher expressions of creativity,
compassion and courage, and ultimately achieve greater wisdom.
In reading the book I felt that there could have been
greater recognition that the central nervous system involves more than just a
head brain – it extends down our spines. This links to the importance of proprioception
- the sense of the relationship of the body parts to each other – in helping to
restore balance between our minds and bodies.
Something else that is missing from the book, in my view, is
a discussion of the role of humour in restoring harmony between our conscious
and unconscious minds. Since we are fallible humans, it is inevitable that
there will be times when our conscious minds get in the way of our unconscious
minds. This occurs, for example, when trying too hard (too much conscious
effort) adversely affects performance when we are playing sports. If we can see
the humour of getting in our own way, that may help us to wipe the slate clean and
to trust ourselves to a greater extent in future.
My overall view is that this book is well worth reading to
see how that the common metaphors of multiple brains link neatly with both
ancient wisdom and modern science. The exercises presented seem to make sense
as ways to help people to overcome motivational problems and to manage their
own lives. In other words, mBraining is cool!
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