The Eastern and Western Schools of Valentinianism
After Valentinus, his teaching divided into Eastern (Italian) and Western (Anatolian) schools that differed primarily on whether Christ's body was pneumatic or psychic — a seemingly technical point with deep soteriological implications.
Valentinus's disciples divided into two main schools distinguished primarily by their understanding of Christ's body: the Western (Italian) school (represented by Ptolemy and Heracleon) held that Christ had a psychic (soulful) body — making his humanity genuinely material and his redemptive work accessible to psychics as well as pneumatics; the Eastern (Anatolian) school (represented by Theodotus and Marcus) held that Christ had a pneumatic (spiritual) body — making his humanity entirely spiritual and his redemptive work exclusively accessible to the pneumatics. This technical distinction had significant practical implications: if Christ had a psychic body, ordinary Christians (psychics) could participate in salvation through faith and the sacraments; if Christ had only a pneumatic body, salvation was exclusively for those with the pneumatic capacity for Gnosis. The Eastern school's position was more elitist; the Western school was more pastorally inclusive. Irenaeus reports both schools, suggesting that the diversity of Valentinian practice was already evident within the tradition by the late 2nd century.
The Savior clothed himself with that which was psychic — otherwise the world would not have been able to see him.
Scholar Ismo Dunderberg (Beyond Gnosticism: Myth, Lifestyle, and Society in the School of Valentinus) documents the rich internal diversity of Valentinian Christianity, arguing that the school was not a unified sect but a productive intellectual tradition with genuine internal debates — more like a philosophical school than a religious organization.
Excerpts of Theodotus