Comment 12 for bug 319376

You can use the Hebrew forum to publish the Hebrew dvorak as well
http://www.ubuntu-il.com/forums

And there are many mailing list where you can find most of the active Israeli linux members

And one last thing:
Dvorak was tested to be more efficient and time-saving for English writing, what makes you think that repositioning the characters at the same way in Hebrew will cause it to be more efficient?