Hermann Ebbinghaus, a pioneer in memory research, made significant findings that can enhance memory retention. He discovered that memory decays rapidly at first before stabilizing, indicating the impo...Hermann Ebbinghaus, a pioneer in memory research, made significant findings that can enhance memory retention. He discovered that memory decays rapidly at first before stabilizing, indicating the importance of reviewing material close to the time it is needed, such as before an exam. Ebbinghaus also identified the spacing effect, where learning is more effective when spread over time rather than crammed.