Kirchick wrote that most of the articles contained no bylines. Numerous sources alleged that Rockwell had ghostwritten the controversial newsletters; Rockwell is listed as "contributing editor" on physical copies of some newsletters and listed as sole Editor of the May 1988 "Ron Paul investment Newsletter". "Reason" magazine reported that "a half-dozen longtime libertarian activists – including some still close to Paul" had identified Rockwell as the "chief ghostwriter" of the newsletters, as did former Ron Paul Chief of Staff (1981–1985) John W. Robbins.