Ruth Edith Hagengruber is Professor at Paderborn University, Germany, where she is Director of the Centre for the History of Women Philosophers. Her research is dedicated to uncovering the contributions of women in the history of philosophy and focusses among others on the work of Émilie Du Châtelet, with publications such as Émilie Du Châtelet between Leibniz and Newton.

Sarah Hutton is Honorary Visiting Professor at the University of York, UK. She has pioneered research on women in the history of science and philosophy. Her publications include Anne Conway. A Woman Philosopher; Women, Science and Medicine (co-editor Lynette Hunter); and British Philosophy in the Seventeenth-Century. She is President of the International Society for Intellectual History.