Hi all I have for a few years been involved in researching the placebo effect. My work has examined the degree to which people behave differently when they believe they have ingested a certain phsyiologicall or psycho-active substance, even if that substance is an inert placebo. I've recently been contacted by a colleague asking me whether I felt my research could contribute to the study of authenticity in history/heritage, that is, whether something has to be real for it to have a positive eff