I love this thoughtful response! >Would you still think it ethical, if you made it a competition between the tested groups? I do -- but it's all about framing

I love this thoughtful response! >Would you still think it ethical, if you made it a competition between the tested groups? I do -- but it's all about framing, transparency and perceived intent. We are planning a participatory design session between teachers, product people and edu researchers -- to design the a/b tests and generate generalizable scientific knowledge. Might you have any further advice for us?