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How many times in the last month did you forget someone's name? Ii times, possibly three, or more likely the exact number itself has been forgotten.  Forgetting information is then ubiquitous to the human status that even the tally of how often we are forgetting things is apace forgotten. While contempo studies suggest that this process of forgetting may exist essential to the learning procedure, it tin can exist extremely problematic besides- especially for those saddled with memory related handicaps like dementia , Alzheimer'south or traumatic encephalon injury.

memory prosthetic

Image: Ted Berger. Diagram showing how an electronic memory prosthetic can replace the hippocampus for the purpose of storing long term memories

For such individuals, relief may before long exist on the horizon – that is, for those willing to undergo an invasive surgery to have a memory prosthetic installed in their brain. If that sounds likewise sci-fi, blink away the amazement and behold Kernel, a Los Angeles based startup which has already commenced testing their memory prosthetic on human subjects.

At this point you lot're likely wondering, what in god's good world is a retention prosthetic? And you would not exist faulted for doing so- this is a first of its kind device, potentially equally revolutionary as the Xerox car. And the comparison goes one step further, because similar a Xerox machine, the purpose of the retentiveness prosthetic is to create a facsimile of the impressions fed into it, albeit 1 stored in long term memory rather than on paper. How information technology goes about this complicated task is where the story gets interesting.

A basic understanding of how the brain goes about storing information in long term retentivity volition prove helpful at this indicate. While certain details of this procedure remain sketchy even unto neuroscientists, the basic working of this has been discovered to the degree that we can now intervene at of import junctures with a purpose of aiding or inhibiting the last outcome. In this case, the encephalon component involved in the conversion of short term declarative memories such every bit names and faces, into long term memories, is the hippocampus. When the hippocampus is injured, or in another style degraded, the neuronal signals information technology receives from the short term retentivity fail to get converted into long term memories.

Enter the encephalon prosthetic. Using a reckoner generated model, Ted Berger and the beau researchers at UCLA who went on to launch Kernel,  were able to map patterns of neuronal firing that the hippocampus uses to catechumen short term memories into long term ones. Having worked out the equations that could approximate the output given by the hippocampus, it was but a small spring to load these models onto a computer bit which could be embedded in the human encephalon and take the identify of an injured or missing hippocampus. This is off course a gross exaggeration, since anytime an artificial, electronic device is squeezed into the delicate tissue of the man brain, numerous complications arise. However, these have all been sorted out to the caste that the FDA has cleared the device for clinical trials in humans – a non insignificant accomplishment in itself given the rigorous and stringent guidelines involved in human trials.

Just even more serious and problematic questions ascend when ane considers that this same device might be used to improve the germination of long term memories beyond a normal baseline. While about Americans are likely comfortable with the idea of an artificial hippocampus beingness used to supplant ane that has been injured or damaged, a recent Pew study indicates far fewer would concord with the use of such devices for augmenting human capabilities beyond their natural endowment. Nevertheless, if history is whatever judge, once a technology is available to the public, somebody somewhere is going to decide to employ it. And if by doing so they gain an edge over their peers, widespread adoption could be fast and furious.