Fenno took Senator Arlen Specter as the dominant perspective in this book. Readers discover that the account of a senator's major legislative effort relies heavily on the observations of the staff members who were involved in the legislative process. In this case, Fenno described the perspective of the Specter enterprise and his closest aides. Fenno wrote to readers for senate newcomers aids or volunteers who help not only the campaign, but when the candidate is elected as a senator and starts running his/her office.