1. Introduction2. Conventional constitutive theory of plasticity3. Crystal plasticity theory4. Strain gradient crystal plasticity theory at micron-scale5. Dislocation based crystal plasticity theory and size effect6. Size-dependent deformation morphology of micropillars7. Micro-scale crystal plasticity model based on phase field theory8. Discrete-continuum model of crystal plasticity at submicron scale9. Single arm dislocation source controlled plasticity flow in FCC micropillars10. Confined plasticity in micropillars11. Mechanical annealing under low amplitude cyclic loading in micropillars12. Strain rate effect on the deformation of crystal at submicron scale13. Temperature effect for dislocation annihilation mechanism