Comisiynwyd yr adolygiad eang ei gwmpas gan Ken Skates ym mis Medi 2015 a'i gadeirio gan yr Athro Medwin Hughes i ystyried prif amcanion Llywodraeth Cymru wrth gefnogi cyhoeddi a llenyddiaeth yng Nghymru ac i ystyried a oedd yr amcanion hynny'n parhau'n addas ar gyfer yr 21ain ganrif.
The wide ranging review, which was commissioned by Ken Skates in September 2015, and Chaired by Professor Medwin Hughes considered the main aims of the Welsh Government in supporting publishing and literature in Wales, and looked at whether these aims remain fit for the 21st Century.