This is PSTJ Volume 11 Issue 3 first published in May 2020. It is entitled "Self-Organized Criticality, FTL in Prespacetime, & Detection of Graviton" and contains the following articles: (1) Derivation of the Muon g-2 Anomaly from Non-Equilibrium Dynamics; (2) Solving the Flatness & Horizon Problems via Self-Organized Criticality; (3) Quantum Field Theory as Manifestation of Self-Organized Criticality; (4) Emergence of Lagrangian Field Theory from Self-Organized Criticality; (5) Faster-Than-Light Anomalies in Prespacetime & Interstellar Translocation through Hyperdimension; (6) Linear Codes over the Family of Finite Rings At; (7) Detecting Gravitons on Black Hole Coalesence; (8) Painting, Baking & Non-Associative Algebra; (9) Is Gravity Curvature of Space-time? (10) Derivation of the θ-parameter in Quantum Chromodynamics; (11) Towards Gross-Pitaevskiian Description of Solar System & Galaxies; (12) The Impossibility of Direct Detection of Big Bang Relic Neutrino; and (13) Unidirectional Beams.Prespacetime Journal ("PSTJ," http: //www.prespacetime.com) is a publication in which physicists, mathematicians and other learned scholars publish their research results and express their views on the origin, nature and mechanism of spacetime and its possible connection to a prespacetime. It is also a journal where all learned scholars can present their models and experimental results on elemental particles, fundamental forces including gravity and related topics.