Good memory, James argued, is less about raw capacity and more about how well new facts are woven into what we already know.
James distinguished between the native retentiveness a person is born with and the way they organise what they learn. Retentiveness, he believed, changes little. What can be improved is the network of associations that allows a fact to be found again when needed.A fact learned in isolation has only one route back into the mind. A fact connected to many others — through examples, stories, comparisons and use — can be reached from many directions. The more meaningful connections, the more reliable the recall.
This is why cramming disappoints. Material pushed in quickly before a test is held by few associations and fades soon after. Learning spread over time, revisited and applied, becomes part of a wider structure of understanding.
In practice, teachers can help by asking learners to explain ideas in their own words, connect new topics to earlier ones and use what they learn in different settings. Each connection is another thread that holds the memory in place.