1. Fundamentals of hydrogels I - mechanical characterization 2. Fundamentals of hydrogels II - architecture and biodegradability 3. Natural Hydrogels: synthesis, composites, and prospects in delayed wounds 4. Elastin-like hydrogels as tissue regeneration scaffolds 5. In silico simulation for designing hydrogels 6. Hydrogel functionalisation and crosslinking strategies for biomedical applications 7. Sterilization methods 8. Patents and regulatory issues 9. Ionic- and photo-crosslinked hydrogels 10. Enzymatic-crosslinked hydrogels 11. Thermo-responsive hydrogels 12. pH-responsive hydrogels: synthesis and physico-chemical properties 13. Conductive Hydrogels 14. Self-assembling hydrogels based on polymer networks 15. Memory-shape hydrogels 16. Hydrogels formed by polyelectrolyte complexation 17. Interpenetrating polymer networks (IPN) hydrogels 18. Biocomposites hydrogel-based scaffolds in Tissue Engineering and Regeneration 19. DNA based programmable hydrogels for tissue engineering and regenerative medicine 20. Hydrogels as 3D scaffolds materials in tissue engineering and as organoid platforms 21. Hydrogels as filler materials 22. Hydrogels as tissue barriers 23. Hydrogels as stents 24. Silk Hydrogel Based Delivery of Cell and Bioactive Molecules for Osteochondral Tissue Engineering Applications 25. Hydrogels for development of bioinks 26. Hydrogel-inorganic filler composites for 3D bioprinting 27. Hydrogels for microfluidics 28. Hydrogels for 3D TE models 29. Hydrogels for imaging 30. Hydrogels as dynamic networks for skin repair 31. Hydrogels for cancer treatment 32. Natural-based injectable hydrogels for osteoarthritis treatment 33. Hydrogels as biologics/gene delivery systems 34. Current design and advances of hydrogel for retinal tissue engineering and regenerative medicine 35. Hydrogels for dental applications 36. Biological applications of hydrogel coatings 37. Hydrogels for immunomodulation