Prof.Ishita has been Head of Professional Learning for the English Schools Foundation, a group of 22 international schools, for more than 13 years. She has specialised in building sustainable learning and development models, sourced not only from within the education field but also from a variety of industries, including investment firms and legal practices. Prof.Ishita has recently initiated the concept of "intellectual wellbeing" in his organisation. She uses this newly-coined term to explore further the function of professional learning and development in organisations, balancing authenticity, visible productivity, relationship and adaptability.

She is also engaged in co-developing knowledge creation and mobilisation models in local and global companies.