Trilateral Progression

Trilateral Progression is the fourth studio album by Canadian death metal band Neuraxis. It was released on September 13, 2005, by Earache Records in the United Kingdom, and by Willowtip Records in North America.

Neuraxis

 * Ian Campbell – vocals
 * Steven Henry – guitar
 * Robin Milley – guitar, 12-string acoustic guitar
 * Yan Thiel – bass
 * Tommy McKinnon – drums

Additional musicians

 * Guillaume Audet – music on "Introspect", intro and outro on "The Apex"
 * Patrick Loisel – backing vocals on "Thought Adjuster"
 * Jason Netherton – backing vocals on "Thought Adjuster", "Shatter the Wisdom", "Caricature"
 * Maynard Moore – backing vocals on "Thought Adjuster", "Caricature"
 * Alexandre Erian – backing vocals on "Shatter the Wisdom", "Monitoring the Mind", "Caricature", "The Apex"

Production

 * Jason Suecof – mixing
 * Scott Hull – mastering
 * Yannick St-Amand – engineering
 * Tony Fortin – assistant engineering
 * Carlos "C Man" – assistant engineering

Additional personnel

 * Sam Dufour – lyric revision
 * Robin Milley – lyric revision
 * Mike Harrison – artwork
 * Mark Riddick – graphic execution
 * Gab.357 – logo design
 * Melany Champagne – band photo