 Writing in 2005 , the television history lecturer Dr Catherine Johnson felt that in the original three 1950s serials , Quatermass as a character represented the championing of science and rationality over the supernatural and the fantastic . " As a leading scientific innovator , Quatermass is invested with scientific and moral authority . Over the three serials , this authority is tested and undermined ... Despite this , the narrative structure of all three serials works to reinforce the authority invested in Quatermass and in science . Although scientific enterprise is responsible for disastrous consequences in the first two Quatermass serials , it is only through science that the alien invasions are overcome ... He is invested with the narrative authority to understand and explain the fantastic events depicted . " 
