Analytic and contemporary philosophy continue to invoke his notions of identity , individuation , and possible worlds .
Nicholas Jolley has surmised that Leibniz 's reputation as a philosopher is now perhaps higher than at any time since he was alive .
Analytic and contemporary philosophy continue to invoke Leibniz 's notions of identity , individuation , and possible worlds .
Nicholas Jolley has surmised that Leibniz 's reputation as a philosopher is now perhaps higher than at any time since he was alive .