Dr. James O'Shea:

EMDR is a trauma-focused therapy. It is based on directly treating trauma memories. When we have traumatic life experiences our memories of those traumatic life experiences are stored in a different way to how normal memories would be stored. They are often stored in what we might describe as a slightly more chaotic way. When those memories are remembered they are remembered through flashbacks, nightmares and a lot of very disturbing, distressing stuff. What EMDR and other trauma-focused therapies do in different ways is they reprocess those memories so they are located within our normal memory networks and within our normal resources. As I said earlier, in terms of evidence-----