Project director at Harvard’s Project Zero. She’s been a researcher since 1988 at Project Zero, where she studies and supports practices for engaging both students and educators in deep learning and thinking. Tina is the author of several books on education, such as The Teaching for Understanding Guide (1998) and coauthor (with David Allen and Barbara S. Powell) of Looking Together at Student Work (1999) and (with David Allen) The Facilitator’s Book of Questions: Tools for Looking Together at Student and Teacher Work (2004). She’s given several lectures and workshops around the world on these topics.