MedicalResearch.com Interview with: [caption id="attachment_60969" align="alignleft" width="150"] Dr. Hosseini-Kamkar[/caption] Niki Hosseini-Kamkar PhD Postdoc, McGill University MedicalResearch.com: What is the background for this study? Response: Our primary question was: Do adults with a history of childhood trauma have altered brain responses to psychological challenges? Previous evidence indicated that this can occur in laboratory animals, but it has been unclear whether it occurs in humans.