The conceptualisation of landmark judgment and constitutional revolution is a topic that is new and to a certain extent quite original. While broadly used by scholars, lawmakers and the judiciary, until recently these two concepts have never received adequate theorisation in comparative constitutional law. In this episode, our guests, Eleonora Bottini and Yaniv Roznai, share their insights on their recent work in this area, from how they got interested in the subject, to the points of connection between the two concepts, including the challenges they have encountered when engaging in such definitional endeavour.