Bernie Sullivan is a former principal of a primary school in Dublin, Ireland. She currently works as a tutor for second-level student teachers on school placement at St. Patrick’s College, Thurles, and also supervises action research projects for mathematics teachers undertaking postgraduate studies at the University of Limerick, Ireland.Máirín Glenn works in Co. Mayo, Ireland, as a primary school teacher and school principal. She also works as a part-time tutor in the area of self-study action research with students on Masters programmes at St. Angela’s College, Sligo; St. Patrick’s College, Dublin and Hibernia College, Ireland. Mary Roche is Senior Lecturer in Education at St Patrick’s College, Thurles, Ireland. Following a career in primary teaching, Mary lectured in Primary English at Mary Immaculate College, Limerick (BEd) and on Action Research (MEd) at University College Cork, Ireland. She is the author of Developing Children’s Critical Thinking through Picturebooks, which was highly commended for the UKLA Academic Book Award 2015. Caitriona McDonagh spent many years as a primary teacher. Recently, she has supported teacher continuous professional learning and initial teacher education across a number of settings and teacher education colleges in Ireland.