A Teacher
Andrew Jackson Davis
Harmonial cosmos revealed in trance
The transmission
Andrew Jackson Davis was born on 11 August 1826 in Blooming Grove, New York, the son of a shoemaker, and grew up with little formal education before his family moved to Poughkeepsie around 1838.
In 1843 he attended lectures on animal magnetism (mesmerism) in Poughkeepsie and discovered that, when entranced, he believed himself able to diagnose illness clairvoyantly and to perceive a structured spiritual cosmos.
He came to call himself “the Poughkeepsie Seer,” and over the following years built a public following as a trance seer and healer. In 1846 Davis spent a year in New York City dictating, in trance, a long series of orations transcribed by his scribe William Fishbough and published in 1847 as The Principles of Nature, Her Divine Revelations, and a Voice to Mankind.
The book mixed mysticism, science, and cosmology, and famously foretold an age when “the spiritual communion will be established” — written a year before the 1848 Fox sisters’ rappings that sparked the mass Spiritualist movement.
This prophecy, together with his later “Harmonial Philosophy,” made Davis the chief philosophical father of American Spiritualism, supplying the movement a cosmology that drew heavily on the afterlife visions of Emanuel Swedenborg.
What they gave
Trance-revealed cosmology: Offered a complete, supposedly clairvoyant account of the spiritual universe and the soul’s progress after death, framing the afterlife as an empirical reality rather than mere faith.
- Philosophical groundwork for Spiritualism: The Principles of Nature (1847) and the multivolume Great Harmonia gave the nascent movement an intellectual framework before the séance era began.
- The Harmonial Philosophy: Synthesized Swedenborgian cosmology, mesmeric trance, and reform optimism into a system of spiritual and moral progress through “spheres.”
- The seer as evidence: Modeled the role of the trance seer whose inner vision is presented as direct knowledge (All Is One), a template later carried through Spiritualist mediumship.
In their words
Death is but a kind and welcome servant, who unlocks with noiseless hand life’s flower-encircled door, to show us those we love.
The line they stand in
Influenced by: Emanuel Swedenborg’s afterlife cosmology; Franz Mesmer’s mesmerism (encountered via touring lecturers such as Charles Poyen); the reform and revival ferment of upstate New York’s “Burned-over District.”
- Influenced: the broad philosophy of American Spiritualism; the interpretive frame within which the 1848 Fox sisters’ rappings were received; the later Harmonial and “spheres” cosmology adopted across Spiritualist literature.
Revelations they taught
Essential Works
- The Principles of Nature, Her Divine Revelations1847
- The Great Harmonia1850-1861