Jacques Rolland was a friend of a philosopher of which ancestry ?
Jacques Rolland:  Rolland was a friend of Emmanuel Levinas, introduced through a mutual acquaintance, the medievalist Bruno Roy; he wrote an introductory essay to the 1982 publication of Levinas's "De l'évasion", entitled "Getting Out of Being by a New Path". Emmanuel Levinas: Emmanuel Levinas (] ; 12 January 1906 – 25 December 1995) was a French philosopher of Lithuanian Jewish ancestry who is known for his work related to Jewish philosophy, existentialism, ethics, Phenomenology and ontology.
Lithuanian Jewish