Their webpage, which you should be able to access, describes their general mission, and should show the titles of their recent articles. You could look at that to see if you're interested (and I'd be happy to download and send you some of the articles).
I personally think they should be interested in an article in which someone with expertise in linguistics and signwriting clarifies how currently used terminology applies to a writing system that is in so many ways a radical and, likely to their readers, a little known/poorly understood  innovation.

On Thursday, February 16, 2012, Jo Martin <[log in to unmask]> wrote:
> My article "Signwriting Terminology" hasn't been published anywhere else so
> the URL would be the way to go.
> Discussions on the  subject tend to contain misconceptions, and I felt it
> would be beneficial to present the perspective of a trained linguist who
> worked on that area.
> Since I don't have access to the journal I can't guess if they would want
> it, but it doesn't contain any empirical research, it just explains how
> these terms are used by the experts.
> ---Joe Martin

Erika Hoffmann-Dilloway
Assistant Professor of Anthropology
Oberlin College