As mentioned, we are witnessing two simultaneous but contrasting developments: one, the progressive adoption of the Platonic philosophy of Immortal-Soulism by one group of inter-Testament Jewish writers; and two, the continuing fidelity—of others to the Mosaic faith of their fathers—namely, Old Testament Conditionalism. It is a confused and confusing unfoldment, sad but actual, and destined in due time profoundly to affect a major section of the Christian Church. CFF1 703.1
That is because this segment of the church was influenced not only directly by this same Platonic philosophy but indirectly by Plato through this Alexandrian wing of the Jewish Church, particularly through Philo. So we are here tracing the development of a double tragedy. CFF1 703.2