Historical Review of Dressed Photon.- Progresses in Experimental Studies on Dressed Photon.- Preliminary Theoretical Studies and Numerical Simulations.- A Quantum Walk Model for the Dressed Photon Energy Transfer.- Introductory Remarks on Theoretical Chapters.- Brief Review on Generalized Hamiltonian Structure.- Off-shell Electromagnetic Field.- Novel Aspect of Conformal Gravity.- Novel Cosmology to be Opened up by Off-shell Science.- Implications of the Novel Cosmology.
