1. Professor of Clinical Science, Midwifery Researcher, Professor of Maternal and Infant Health, Centre for Health and Social Care Research, Sheffield Hallam University, Montgomery House, 32 Collegiate Crescent, Sheffield.
2. ST7 Obstetrics and Gynaecology, Consultant, Jessop Wing, Sheffield Teaching Hospital NHS Trust, Tree Root Walk, Sheffield.
3. Associate Lecturer, Materials and Engineering Research Institute, Sheffield Hallam University, Howard Street, Sheffield.
4. EPSRC Research Fellow, University of Sheffield, Portobello Centre, Sheffield.