1. History of paratuberculosis 2. Global Prevalence and Economics of Infection with Mycobacterium avium subsp. Paratuberculosis in ruminants 3. Epidemiology of Paratuberculosis 4. Mycobacterium avium subsp. Paratuberculosis in animal-derived foods and the environment 5. Paratuberculosis and Crohn's disease 6. Genetics of host susceptibility to paratuberculosis 7. Mycobacterium avium complex 8. Mycobacterium avium subsp. Paratuberculosis genome 9. Molecular genetics of Mycobacterium avium subsp. Paratuberculosis 10. Proteome and antigens of Mycobacterium avium subsp. Paratuberculosis 11. Host-pathogen interactions and intracellular survival of Mycobacterium avium subsp. Paratuberculosis 12. Comparative differences between strains of Mycobacterium avium subspecies Paratuberculosis 13. Mycobacterium avium subsp. paratuberculosis and antimicrobial agents 14. Paratuberculosis in Cattle 15. Paratuberculosis in sheep 16. Paratuberculosis in goats 17. Paratuberculosis in deer, camelids and other ruminants 18. Infection of non-ruminant wildlife by Mycobacterium avium subsp. Paratuberculosis 19. Experimental ruminant models of Paratuberculosis 20. Experimental small animal models of Paratuberculosis 21. Immunology of paratuberculosis infection and disease 22. Cultivation of Mycobacterium avium subsp. Paratuberculosis 23. Diagnosis of paratuberculosis by PCR 24. Immune-based diagnosis of Paratuberculosis 25. Strain characterisation of Mycobacterium avium subsp. Paratuberculosis 26. Paratuberculosis control measures in Europe 27. Paratuberculosis Control in the USA 28. Paratuberculosis control measures in Australia 29. Ruminant aspects of paratuberculosis vaccination 30. Development of new paratuberculosis vaccines