Croft is the author of War in the Works of J.R.R. Tolkien, has published articles on Tolkien and other topics in a variety of journals, and is editor or co-editor of numerous collections of essays.
Authoritative information may be found here and here and here.
(of the recent past)
(of the times to come)
A catalogue raisonné of JRRT’s Middle-earth-related artwork
A pagination correlator and citation system for The Lord of the Rings
An on-line & email forum for Tolkien scholarship
How to use Tolkienists
How you can help us produce Tolkienists
How we make Tolkienists
Who’s behind Tolkienists?