arxiv ref: 1509.04670Title: Searches for Higgs boson pair production in the $hh\to bb\tau\tau$, $\gamma\gamma WW^∗$, $\gamma\gamma bb$, $bbbb$ channels with the ATLAS detectorAuthors: ATLAS CollaborationNode: ALU-FRDFTTOFOMIFJ-PANUDURUGRESRs: ESR2Supervisor: BruckmanButterworthCarminatiFusterJakobsRichter-WasSchumacherWork Packages: WP2: Predictions and simulations of signal and backgroundWP1: Interpretation of DataMilestones: M1.3.1 Constraints on physics beyond the SM, distinction between different modelsM2.2.4 Interpretation of experimental data in the light of M2.2.3