Nonetheless, his advocacy of ecumenicism has brought sharp criticism from some conservatives, particularly after the publication of the book Evangelicals and Catholics Together – ECT: Toward a Common Mission (ed.
Dennoch hat er aufgrund seiner ökumenischen Fürsprache von manchen Konservativen Kritik geerntet, insbesondere nach der Veröffentlichung des Buchs Evangelicals and Catholics Together: Toward a Common Mission (Hrsg.