There will be four plenary lectures from invited speakers. Each lecturer will have 60 minutes for presentation, and a reactor will then comment on the presentation for 10 minutes. Following the reactor intervention, the lecturer will have up to 5 minutes to respond. In all plenary sessions, there will be time left for questions and comments from the audience. 

The plenary speakers for PME 46 are:

The Plenary Panel will consist of editors of mathematics education journals and its topic is: A manuscript's relationship to global sustainability (e.g., The U.N. Global Sustainability goals, https://sdgs.un.org/ should be a criterion in determining its acceptance for a mathematics education journal.

The panel will follow the structure of an Oxford style debate, hosted by a moderator, and will take place between two teams, the “proponents” and the “opponents” of the claim.

The Plenary Panel will include the following editors of mathematics education journals: