[This is an abbreviated list which constitutes the required reading for Dr. C.S. Morrissey's students at Redeemer Pacific College.]
Eric Voegelin on Gnosticism: [Part 1] [Part 2]
Eric Voegelin, Science, Politics and Gnosticism (Washington, D.C.: Regnery Gateway, 1997 [1968]).
Eric Voegelin, "Deformations of Faith" (a lecture at Hillsdale College in 1977): [Part 1] [Part 2] [Part 3]
Eric Voegelin, "On Classical Studies" [summary]
Eric Voegelin, "A Letter to Alfred Schütz Concerning Edmund Husserl": [Part 1] [Part 2] [Part 3]
See also: [Companion Literature for the Study of Eric Voegelin] [Eric Voegelin Study Page]
Wayne Allen, "Eric Voegelin, Philosopher of Consciousness", Modern Age 39.2 (Spring 1997): 162–165.
Gene Callahan, "Know Your Gnostics", The American Conservative (Feb 20, 2012).
Michael Franz, "The Concept of Gnosticism and the Analysis of Spiritual Disorder", First Principles (Jan 1, 2008).
Glenn Hughes and Frederick Lawrence, "The Challenge of Eric Voegelin", Political Science Reviewer.
Richard F. Moorton, Jr., "Hesiod as Precursor to the Presocratic Philosophers: A Voeglinian View" (Eric Voegelin Society Meeting 2001).
Cyril O'Regan, "Voegelin and the Troubled Greatness of Hegel", in Lee Trepanier and Steven F. McGuire (eds.), Eric Voegelin and the Continental Tradition (University of Missouri Press, 2011).
James M. Rhodes, "What is the Metaxy? Diotima and Voegelin", Eric Voegelin Society Meeting 2003 (Philadelphia, PA).
Ellis Sandoz, "Eric Voegelin and the Nature of Philosophy", Modern Age 39.2 (Spring 1969): 152–168.
Lee Trepanier, "Eric Voegelin on the Law and the True Substantive Order", First Principles (Nov 30, 2009).
Lee Trepanier, "Eric Voegelin and Christianity", First Principles (Dec 8, 2008).
Highly recommended: all the books by David Walsh
[Anamnesis] [Voegelin Research News] [The Voegelin Society] [The Eric Voegelin Institute (EVI)] [Centre of Eric Voegelin studies (EVS)] [Video]