http://en.wikipedia.org/wiki/Altered_State_%28Tesseract_album%29 Altered State is the second studio album by British progressive metal band Tesseract. Altered State was produced, mixed, mastered and engineered by Tesseract guitarist, Acle Kahney, assisted by bassist, Amos Williams at Acle’s 4D Sounds studio, and marks the first full release with new vocalist, Ashe O’Hara.
