Leonard Rossiter Reynolds", an episode of the 1977 Yorkshire Television series "The Galton & Simpson Playhouse", as well as the short films "The Waterloo Bridge Handicap" (1978), and the Galton and Simpson-scripted "Le Pétomane" (1979). After his portrayal of Reginald Perrin, Rossiter's non-comedy roles on television became less frequent, although there were exceptions such as a debt collector in the one-off HTV thriller "Machinegunner" (1976), and Frank Harris in "Fearless Frank, or Tit-bits from the Life of an Adventurer" (1978), a BBC "Play of the Week". From 1978–83, Rossiter performed in ten commercials for Cinzano. The iconic series of adverts was created
Margaret W. Rossiter science after the passage of the 1972 Equal Employment Opportunity Act, carrying to the present the story of Women in American Science. Rossiter's work has been especially significant as a framework for other scholars to build on. Not only in the English speaking world. Thus, Carmen Magallón acknowledges that it was the work of Margaret Rossiter what inspired her to research the experience of the Spanish Women pioneers in the sciences. In the early 1980s Margaret Rossiter offered two concepts for understanding the mass of statistics on women in science and the disadvantages women continued to suffer. The first she