But surely, the folks who succeed with these techniques have some type of genetic advantage. After all, the only reason that Michael Phelps has won so many gold medals is his freakishly long arms. It must be the same with competitive memory, right? Nope. In fact, a 2017 study by Radboud University sought to determine just that. For forty days, participants with average memory skills and no prior training spent thirty minutes a day practicing mnemonic techniques. At the end of the study, participants had, on average, doubled their memory capacity. What’s more, they were able to reproduce these
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