with Colen, J. , 2015, Introduction, in J. Colen & E. Dutartre-Michaut (eds.), The companion to Raymond Aron, Basingstoke, Palgrave Macmillan, pp. 1-2.
with Colen, J. (eds) , 2015a, The companion to Raymond Aron, Palgrave Macmillan, Basingstoke.