Health systems research in fragile settings

NIHR Research Unit on Health in Situations of FragilityAlastair Ager - ORCID: 0000-0002-9474-3563 https://orcid.org/0000-0002-9474-3563Sophie Witter - ORCID: 0000-0002-7656-6188 https://orcid.org/0000-0002-7656-6188Population health indicators have improved in recent decades. Deaths in children younger than five years have declined from over 16 million in 1970 to around 5 million in 2016 and life expectancy at birth has increased from 58 to over 70 years in the same period. However, a major constraint to such progress, and in some contexts a potential source of reversal, is fragility.97pubpub