Tesseract is a British progressive metal band formed in 2007, known for their innovative blend of complex rhythms, atmospheric soundscapes, and intricate vocal harmonies. The band has built a dedicated global fanbase through their virtuosic musicianship and conceptual albums that explore themes of consciousness and human experience. With releases like "Altered State" and "Sonder," Tesseract continues to push the boundaries of progressive metal and inspire musicians worldwide.