Jonathan L. Kvanbig
http://www.missouri.edu/~kvanvigj/papers/Closure%20and%20Contrastive%20Knowledge.pdf http://plato.stanford.edu/entries/logical-constants/
http://www.missouri.edu/~kvanvigj/index.html
http://www.missouri.edu/~kvanvigj/papers/Closure%20and%20Contrastive%20Knowledge.pdf http://plato.stanford.edu/entries/logical-constants/
http://www.missouri.edu/~kvanvigj/index.html