Use the 2-7-30 rule to radically improve your memory

150 years of science shows this brain hack can radically improve your memory. Entrepreneurs and anyone else who needs to learn things fast should take note.

This is a column about a helpful trick that will radically improve your memory with minimal effort so you can learn faster. But before I get to the science behind the technique and how it can help you in business, indulge me for a minute in explaining why I was so thrilled to discover it.