The Cambridge Companion to Heidegger

The first edition contains:

The question of being: Heidegger's project, Dorothea Frede
Reading a life: Heidegger and hard times, Thomas Sheehan
The unity of Heidegger's thought, Fredrick A. Olafson
Intentionality and world: Division I of Being and Time Harrison Hall
Time and phenomenology in Husserl and Heidegger, Robert J. Dostal
Heidegger and the hermeneutic turn, David Couzens Hoy
Death, time, history: Division II of Being and Time, Piotr Hoffman
Authenticity, moral values, and psychotherapy, Charles B. Guignon
Heidegger, Buddhism, and deep ecology, Michael E. Zimmerman
Heidegger and theology, John D. Caputo
Heidegger on the connection between nihilism, art, technology, and politics, Hubert L. Dreyfus
Engaged agency and background in Heidegger, Charles Taylor
Wittgenstein, Heidegger, and the reification of language, Richard Rorty

The second edition drops Olafson, Hall, and Rorty, and adds:

The principle of phenomenology, Taylor Carman
Laying the ground for metaphysics: Heidegger's appropriation of Kant, William Blattner
Truth and the essence of truth in Heidegger's thought, Mark Wrathall
The fourfold, Julian Young