| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1997 | 978-1-889725-01-7 | Robert Forte · Albert Hofmann · R. Gordon Wasson · Eric Sterling · Rick Strassman · Thomas Roberts · Thomas Riedlinger · Dale Pendell | Entheogens and the Future of Religion |
| 2001 | 978-1-889725-02-4 | Stanislav Grof · Huston Smith · Albert Hofmann · Charles T. Tart · Alexander T. Shulgin · Mike Young · Roger N. Walsh · Frances Vaughan | Psychoactive Sacramentals: Essays on Entheogens and Religion (The CSP Entheogen Project Series, 3) |
| 2000 | 978-1-889725-03-1 | Huston Smith | Cleansing the Doors of Perception: The Religious Significance of Entheogenic Plants and Chemicals by Huston Smith (2000-05-04) |
| '' | 978-1-889725-04-8 | Robert Forte · Albert Hofmann · R. Gordon Wasson · David Steindl-Rast · Jack Kornfield · Terence McKenna · Ann Shulgin · Alexander Shulgin | Entheogens and the Future of Religion (Entheogen Project Series, Number 2) |