EMS prehospital care reports have not been the focus of much research but there is a growing awareness that health care documentation in general is often incomplete and inaccurate. A team of researchers1 wanted to explore the role that memory error may play in how well EMS providers record prehospital care of patients. Inaccuracy in prehospital documentation can lead directly to negative patient outcomes and potential liability. Memory is a reconstructive process and not an infallible recording device. Gaps in memory are inevitable and we unconsciously fill in such gaps on the basis of what happened during previous experiences. What causes these gaps in memory?