He has been strongly critical of former President George W. Bush and President Donald Trump .
Dean is currently an author , columnist , and commentator on contemporary politics , strongly critical of neoconservatism and the Republican Party , and is a registered Independent .
Dean has been strongly critical of former President George W. Bush and President Donald Trump .
Dean is currently an author , columnist , and commentator on contemporary politics , strongly critical of neoconservatism and the Republican Party , and is a registered Independent .