As of 2022, she is a professor of Teacher Development and Pedagogical Innovation in the Faculty of Education at the University of Cambridge.
[1] Hennessy has worked in the field of EdTech for over three decades, focusing particularly on professional development, teacher inquiry, and interactive pedagogy, including in sub-Saharan Africa.
[2] She is a Research Director of EdTech Hub, a multi-million-pound 8-year program funded by the UK's Foreign, Commonwealth and Development Office.
[4] Hennessy is a member of the Faculty's STeM Academic group and a Fellow of Hughes Hall college.
She also serves as a founding member and co-leader of the Cambridge Educational Dialogue Research (CEDiR) Group[5] Professor Sara co-directs the EdTech Hub where she functions as a Research Director, overseeing the ‘Teachers’ theme and convening the Hub's Advisory Pool.