Or "Join Mailing List" (which I'll give the benefit of the doubt to and assume they have these lectures, just gate keeping them).

But yes, it's a sparse site for long form philosophy, particularly given the existence of Plato.

Err, website Plato, that is, not the Monty Python soccer player.

Plato on Plato: https://plato.stanford.edu/entries/plato/

Plato V Leibniz: https://www.youtube.com/watch?v=LfduUFF_i1A