With William J. Daniels, The Apex of Pragmatic Liberalism in the United States: Governor Rockefeller in New York(Westport: Greenwood Press, 1982)
“Lincoln: ‘A Weberian Politician Meets the Constitution’”,Presidential Studies Quarterly, June, 2004.
“Studying Individual Presidents: Truman, Eisenhower, Carter and Kennedy,” Congress and the Presidency, February, 1984.
“See No Evil, Hear No Evil, Speak No Evil: President, Congress and the Administrative Branch, ” Polity, Winter, 1976.
“William Seward,” Encyclopedia of the American Presidency