Helen Louise Ackers is Chair in Global Social Justice at the University of Salford, UK. James Ackers-Johnson is Project Manager at the University of Salford, UK. John Chatwin is a qualitative researcher who has worked on a wide variety of high profile international studies.Natasha Tyler is Doctoral Researcher based in the Knowledge and Place Research Group at the University of Salford, UK.

• 1. International mobility and learning in the UK National Health Service .- 2. Internationalisation and placement activity in the UK National Health Service .- 3. What do health workers learn on international placements? .- 4. Managing costs and risks .- 5. Conclusions: Towards a model for sustainable professional volunteering.

Helen Louise Ackers is Chair in Global Social Justice at the University of Salford, UK. James Ackers-Johnson is Project Manager at the University of Salford, UK. John Chatwin is a qualitative researcher who has worked on a wide variety of high profile international studies.Natasha Tyler is Doctoral Researcher based in the Knowledge and Place Research Group at the University of Salford, UK.

• 1. International mobility and learning in the UK National Health Service .- 2. Internationalisation and placement activity in the UK National Health Service .- 3. What do health workers learn on international placements? .- 4. Managing costs and risks .- 5. Conclusions: Towards a model for sustainable professional volunteering.

Helen Louise Ackers is Chair in Global Social Justice at the University of Salford, UK. James Ackers-Johnson is Project Manager at the University of Salford, UK. John Chatwin is a qualitative researcher who has worked on a wide variety of high profile international studies.Natasha Tyler is Doctoral Researcher based in the Knowledge and Place Research Group at the University of Salford, UK.

• 1. International mobility and learning in the UK National Health Service .- 2. Internationalisation and placement activity in the UK National Health Service .- 3. What do health workers learn on international placements? .- 4. Managing costs and risks .- 5. Conclusions: Towards a model for sustainable professional volunteering.