Theoretical physics to face the challenge of LHC : École de Physique des Houches, Session XCVII, 1-26 August 2011

1. The Large Hadron Collider 2. The LHC machine: from beam commissioning to operation and future upgrades 3. The LHC detectors and the first CMS data 4. About the identification of signals at LHC: analysis and statistics 5. Introduction to the theory of LHC collisions 6. An introduction to the gauge gravity duality 7. Introduction to the AdS/CFT correspondence 8. Hydrodynamics and black holes 9. Supersymmetry 10. Spontaneous breakdown of local conformal invariance in quantum gravity 11. Renormalization group flows and anomalies 12. Models of electroweak symmetry breaking 13. String phenomenology 14. The string landscape and low energy supersymmetry 15. The description of N = 1, d = 4 supergravity using twisted supersymmetric fields 16. AdS Crunches, CFT Falls and cosmological complexity 17. High-energy collisions of particles, strings and branes