1. Epidemiology of multiple pregnancy Hong-Thao Thieu and Errol R. Norwitz; 2. Assisted conception and multiple pregnancy: strategies to reduce rates Mariano Mascarenhas and Adam Balen; 3. Zygosity, chorionicity and amnionicity Waldo Sepulveda and Amy E. Wong; 4. Multifetal pregnancy reduction Simi Gupta Talati and Andrei Rebarber; 5. Gestational dating in multiple pregnancy Pierre Mace, Houman Mahallati and Laurent J. Salomon; 6. Screening for fetal aneuploidy in multiple pregnancy Maria del Mar Gil and Kypros Nicolaides; 7. Screening for fetal abnormality in multiple pregnancy Carolina Bibbo, Julian N. Robinson and Beryl Benacerraf; 8. Screening and diagnosis of complications of shared placentation Caitlin D. Baptiste and Lynn Simpson; 9. Invasive prenatal diagnosis in multiple pregnancy Ranjit Akolekar; 10. Conjoined twinning: diagnosis and management Alice King and Michael A. Belfort; 11. Management of discordant fetal anomaly Rajit Narayan and Jon Hyett; 12. Single and double fetal loss in twin pregnancy Mark Kilby, Leo Gurney, Janice L. Gibson and R. Katie Morris; 13. Management of twin-twin transfusion syndrome Christian Bamberg and Kurt Hecher; 14. Management of twin anemia-polycythemia sequence Liesbeth Lewi and Enrico Lopriore; 15. Management of Twin Reversed Arterial Perfusion (TRAP) sequence Werner Diehl; 16. Management of fetal growth pathology in multiple pregnancy Nikolaos Antonakopoulos and Asma Khalil; 17. Management of monoamniotic twins Vagisha Pruthi, Shiri Shinar, Johannes Keunen, Greg Ryan and Tim van Mieghem; 18. Maternal complications in multiple pregnancy Sarah Rae Easter and Mike Foley; 19. Risk-assessment and screening for preterm birth in multiple pregnancy Amanda Roman Alexandra Ramirez, Guillermo Gurza and Vincenzo Berghella; 20. Prevention of preterm birth in multiple pregnancies Abdallah Adra; 21. Optimal antenatal care in multiple pregnancy Leanne Bricker; 22.Triplet and higher order pregnancy: special considerations Ann McHugh and Fergal Malone; 23. Timing of delivery in multiple pregnancy Laure Noel and Basky Thilaganathan; 24. Mode of delivery in multiple pregnancy Amir Aviram, Jon FR Barret, Elad Mei-Dan and Nir Melamed; 25. Practical management of vaginal birth in multiple pregnancy Julian Robinson; 26. Neonatal care aspects of multiple pregnancy Alejandra Barrero-Castillero and DeWayne M. Pursley; 27. Lifestyle considerations for multiple pregnancy Nathan S Fox; 28. Emotional and mental wellbeing in multiple pregnancy Lala Langtry White; 29. New frontiers in multiple pregnancy management Caroline Shaw and Christoph Lees; 30. Multiple pregnancy resources for professionals and public Natasha Fenwick and Jane Gorringe; 31. Obstetric anaesthesia in multiple pregnancy Tarek Ansari.