Complex sentence: His pedagogical interest was in elaborating Plato's texts as a starting point in philosophy but more scholarly texts are on Husserl, Heidegger, Scheler, Reinach, Edith Stein, Merleau-Ponty, Levinas and Michel Henry.
Split into simpler sentences: His pedagogical interest was in elaborating Plato's texts as a starting point in philosophy. But he has also dealt with texts on Edmund Husserl, Martin Heidegger, Scheler, Reinach, Edith Stein, Maurice Merleau-Ponty, Emmanuel Levinas and Michel Henry.