[cinggooft]

Seems he is ex-FWBO. Not sure where that puts him in terms of the Mahayana-Theravada divide. Plus, of course, a scholar's choice of religious practice doesn't necessarily affect the validity of his/her scholarship.

His name came up here on BWB a few months ago:

http://www.buddhismwithoutboundaries...mer-FWBO/page2

If I'm not mistaken, the major work on this topic was by Jan Nattier and Charles Prebish, and Skilton is probably referencing them.