Um I forget…. Forgetting. How do we forget?. Herman Ebbinghaus , 1885 subjects memorise a list of meaningless, three letter words called nonsense syllables tracked how quickly his subjects forgot the words became known as the Ebbinghaus or Forgetting Curve. The forgetting curve.
Measures the amount of information retained and the rate at which information is forgotten.
Measures of Retention – Measuring Memory Relearning
Psychologists have developed a number of theories to explain why we forget.
due to disuse.
We lack, or fail to
use, the right cues
with retrieval of
what we are trying
There is a
New Learning Interferes with Old
Old Material Interferes with New
Based on assumption that memory is stored as a physical or chemical trace in the brain.