Siân returned to Wales as an improvement adviser in 2014, committed to supporting schools to realise the ambition of the Curriculum for Wales. A diverse and evolving portfolio includes direct support of individual schools, collaboration with clusters of schools, facilitating networks such as Curriculum, Pedagogy and Assessment, designing and refining the LA Language Strategy and supporting SACRE/SACRVE. Her current EdD research considers how we might better bridge the writing gap in progress between years 6 and 7, by collectively growing increasingly effective writers.