According to the traditional theory of memory, memory is like a videotape, each recall is to find a certain video within the corresponding time in the brain to play back
The theory of scene construction gives another explanation for memory: the human brain only records fragments when it encodes memory; when needed, the human brain connects and complements these fragments in a logical way consistent with the state of the subject's current beliefs to form memories
British psychologist Kimberly Weber succeeded in implanting false memories of childhood by showing subjects some synthetic fake photos.