2018) collected evidence from across 6 areas of life: education, health, living standards, justice and security, work and participation in politics and public life.
2018) dystiolaeth o chwe agwedd ar fywyd, sef: addysg, iechyd, safonau byw, cyfiawnder a diogelwch, gwaith a chyfranogiad mewn gwleidyddiaeth a bywyd cyhoeddus.