Original sentence: Ann Coulter, a right wing commentator, devotes a chapter of Treason: Liberal Treachery from the Cold War to the War on Terrorism to a defense of McCarthy, and much of the book to a defense of McCarthyism.It must be noted that Coulter is considered to be an extremist by many credible, mainstream sources
Edited sentence: Ann Coulter, for example, devotes a chapter of Treason: Liberal Treachery from the Cold War to the War on Terrorism to a defense of McCarthy, and much of the book to a defense of McCarthyism