Oppenheim was invited in 1978 to design a work especially for Ikon, a then-new location in central Birmingham. The artist sent plans and drawings, later supervising himself the local construction and installation. In "Art Monthly" (May 1982), Robert Ayers wrote that " 'Vibrating Forest' is no less enquiring than anything Dennis Oppenheim has produced in the last decade. His principal concern remains the meaning , the armature, the framework upon which art-making exists.... Oppenheim prefers to consider the basic forces that drive him, and hope to find a kind of art-making in which those forces can continue to be active...."
Inspired by a true story, Invincible recounts the last 48 hours in the life of Marc-Antoine Bernier, a 14-year-old boy on a desperate quest for freedom.