He is co-editor of Metaphysics: An Anthology (with Jaegwon Kim and Ernest Sosa) and maintains the Stanford Encyclopedia of Philosophy entry on ordinary objects. While much of his research has focused on the metaphysics of material objects, other research interests include the philosophy of perception, debunking arguments, the nature and status of intuition, Locke on substratum, and scientific essentialism. Korman's work has appeared in such journals as Nous, The Journal of Philosophy, Philosophers' Imprint, Philosophical Studies, and Oxford Studies in Metaphysics.