Dale M. Schlitt presents a study of trinitarian thought as it was understood and debated by the German Idealists broadly--engaging Schelling's philosophical interpretations of Trinity as well as Hegel's--and analyzing how these Idealist interpretations influenced later philosophers and theologians. Divided into different sections, one considers nineteenth-century central Europeans Philipp Marheineke, Isaak August Dorner, and Vladimir Sergeyevich Solovyov under the rubric "testimonials." Another section studies twentieth-century Germans Karl Barth, Karl Rahner, and Wolfhart Pannenberg, who...