Further, under the guise of adhering to the past, some worry, the true, underlying purposes of some reenactments can be obscured; namely, that some reenactors defend not only their prescribed side, but also their side's beliefs: as one reenactor put it, "I do this because I believe in what they believed in ... The real pure hobby is not just looking right; it’s thinking right.’ In response to this, some historians call for a more 'authentic' approach to presenting the past, wherein the impacts of that representation on present-day society are honestly presented so as not to give an inaccurate picture of the past. "Historical authenticity resides not in fidelity to an alleged past’, cautions an anthropologist, but in being honest about how the present ‘re-presents that past."