Part 1: Introduction.- Chapter 1. ROY GLAUBER: In Memoriam The Glauber Model in High Energy Nucleus-Nucleus Collisions.- Part 2: Highlights from theory and experiments.- Chapter 2. Recent results from HADES.- Chapter 3. BM@N First Results.- Chapter 4. Hyperons in thermal QCD from the lattice.- Chapter 5. Recent results from NA61/SHINE.- Chapter 6. Recent Heavy-Flavor Results from STAR.- Chapter 7. Recent results from ATLAS: Onia, heavy-flavor, and more.- Chapter 8. Recent Results on Heavy Flavour from CMS.- Chapter 9. Recent results on Light Flavor from STAR.- Chapter 10. High Energy Hadron Production, Self-Organized Criticality and Absorbing State Phase Transition.- Chapter 11. Recent results in small systems from CMS.- Part 3: Heavy Flavour.- Chapter 12. D meson sensitivity to a system size scan at LHC.- Chapter 13. Beauty production with ALICE at the LHC.- Chapter 14. Measurement of non-strange D-meson production and azimuthal anisotropy in Pb-Pb collisions with ALICE at the LHC.- Chapter 15. Transport properties of Heavy Quarks and their correlations to the bulk dynamics and the initial Electromagnetic field.- Chapter 16. Measurements of open-charm hadrons in Au+Au collisions at √sNN = 200 GeV by the STAR experiment.- Chapter 17. Overview on hidden heavy flavour results.- Chapter 18. J/ψ production measurements in pp, p-Pb and Pb-Pb collisions at midrapidity at the LHC.- Chapter 19. Quarkonia and its fate in the anisotropic hot QGP medium.- Chapter 20. Quarkonium measurements at forward rapidity with ALICE at the LHC.- Chapter 21. AdS/CFT calculations for rapidity dependence of non-prompt J/Ψ suppression at LHC.- Chapter 22. Heavy-flavour jet production and charm fragmentation with ALICE at LHC.- Part 3: Strangeness and Light Flavour.- Chapter 23. Strangeness enhancement from dynamical core-corona initialisation model.- Chapter 24. Production of light flavor hadrons measured by PHENIX at RHIC.- Chapter 25. Strange and non-strange light-flavour hadron production in Pb-Pb and p-Pb collisions at LHC energies with ALICE.- Chapter 26. Chemical equilibration of QGP in hadronic collisions.- Chapter 27. Strangeness and light fragment production at high baryon density.- Chapter 28. Cross-correlators of conserved charges in QCD.- Chapter 29. Parton-Hadron-Quantum-Molecular Dynamics (PHQMD) - A Novel Microscopic N-Body Transport Approach for Heavy-Ion Dynamics and Hypernuclei Production.- Chapter 30. ΛK femtoscopy in Pb-Pb collisions at √sNN = 2.76 TeV measured with ALICE.