, 2009, Whitehead and Deleuze: thinking the event, in K. Robinson (ed.), Deleuze, Whitehead, Bergson, Basingstoke, Palgrave Macmillan, pp. 61-76.
with Van Der Veken, J. , 1990a, Can the God of process thought be "redeemed"?, in S. Sia (ed.), Charles Hartshorne's concept of God, Dordrecht, Springer, pp. 125-136.