Hanoch Gutfreund is Professor of theoretical physics, former President and Rector of the Hebrew University and custodian of the archive, He is regarded as a leading expert on the life and work of Einstein and has written and published widely. He travels extensively lecturing about Einstein to both lay and academic audiences, while searching for new material to add to the archive, currently 82,000 items. He is currently overseeing a landmark construction project – a new home for Einstein’s archive