PROBLEM: Unlike Neo in The Matrix or the titular superspy in the comedy series Chuck, we can't master kung fu just by beaming information to our brain. We have to put in time and effort to learn new skills.
METHODOLOGY: Researchers from Boston University and Japan's ATR
Computational Neuroscience Laboratories designed a decoded functional
MRI neurofeedback method that induces a pre-recorded activation pattern
in targeted early visual brain areas that could also produce the pattern
through regular learning. They then tested whether repetitions of the
fMRI pattern caused an improvement in the performance of that visual
feature.
RESULTS: The experiments successfully demonstrated that,
through a person's visual cortex, decoded fMRI could be used to impart
brain activity patterns that match a previously known target state.
Interestingly, behavioral data obtained before and after the
neurofeedback training showed improved performance of the relevant
visual tasks especially when the subjects were unaware of the nature of what they were learning.
CONCLUSION: It may someday be possible to use brain technology
to learn to play the piano, reduce mental stress, or even master kung
fu with little or no conscious effort. Lead author and BU neuroscientist
Takeo Watanabe says in a statement: "Adult early visual areas are sufficiently plastic to cause visual perceptual learning."
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