with Nitsche, M. (eds) , 2019, Open Theology 5.
, 2018, The symphony of sentience, in cosmos and life: in memoriam Anna-Teresa Tymieniecka, in W. S. Smith, J. Smith & D. Verducci (eds.), Eco-Phenomenology, Dordrecht, Springer, pp. 3-13.
, 2014a, Dia–log(os): the genesis of communicological virtues in the phenomenology of life, with the reference to the advaita vedānta of ādi śaṅkara, in A. Tymieniecka (ed.), Phenomenology of space and time II, Dordrecht, Springer, pp. 193-205.
, 2014b, The seal of philosophy: Tymieniecka's phenomenology of life versus islamic metaphysics, in N. Muhtaroglu & D. Quintern (eds.), Islamic philosophy and occidental phenomenology in dialogue, Dordrecht, Springer, pp. 71-101.
, 2013, Cognitive phenomenology in the study of Tibetan meditation: phenomenological descriptions versus meditation styles, in S. Gordon (ed.), Neurophenomenology and its applications to psychology, Dordrecht, Springer, pp. 61-87.
, 2011, The self and the world: Vedanta, sufism, and the presocratics in a phenomenological view, in A. Tymieniecka (ed.), Phenomenology/ontopoiesis retrieving geo-cosmic horizons of antiquity, Dordrecht, Springer, pp. 423-438.
, 2007, Ontopoiesis and spiritual emergence: Bridging Tymieniecka's phenomenology of life and transpersonal psychology, in A. Tymieniecka (ed.), Phenomenology of life from the animal soul to the human mind, Dordrecht, Springer, pp. 43-68.
, 2006a, Ontopoiesis and union in the prayer of the heart: Contributions to psychotherapy and learning, in A. Tymieniecka (ed.), Logos of phenomenology and phenomenology of the logos IV, Dordrecht, Springer, pp. 289-311.