 He was a former John F. Kennedy Fellow at Harvard University and a fellow with the Woodrow Wilson National Fellowship Foundation based in Princeton, New Jersey.After a short time spent in the advertising agency business in Chicago, Roeser moved to Minnesota in 1953 to become the city editor of the Saint Cloud Daily Times, serving also as a stringer for the Associated Press.He was named director of research and news-information for the Minnesota Republican party in 1955 where he stayed until 1958, supervising the party's communications program, including media coverage and advertising.