The fieldwork was primarily undertaken between May and July 2023 and involved in depth qualitative interviews with 74 senior leaders and nine focus groups with a total of 54 learners.
Cynhaliwyd y gwaith maes ar gyfer arolwg Mehefin 2024 rhwng 3 a 23 Mehefin a chafodd cyfanswm o 1,000 o gyfweliadau eu cwblhau a'u dadansoddi.