Introduction.- Preliminaries.- Review of Algebraic groups over arbitrary fields.- Representations of phi1 and the Moduli space.- p-adic norm on a vector space and Bruhat-Tits buildings.- Harmonic metric on flat vector bundle.- Pluriharmonic map of finite energy.- Pluriharmonic maps of possibly infinite energy but with controlled growth at infinity.- Non-abelian Hodge theory, factorization theorems for non rigid or p-adic unbound representations.- Higgs bundles for archimedean representations and equivariant holomorphic 1-forms for p-adic representations.- Albanese maps and a Lefschetz type theorem for holomorphic 1-forms.- Factorizations for nonrigid representations into almost simple complex algebraic groups.- Factorization for p-adic unbounded representations into almost simple p-adic algebraic groups.- Simpson's construction of families on non rigid representations.- Shavarevich maps for representations of phi1, Kodaira dimension and Chern-hyperbolicity of Shavarevich varieties...