Of course, by that standard, there are about 5 Israeli leftists; even Hadash is still far too Palestinian nationalist to possibly qualify as 'leftist' by that standard, even if their biggest faction is "Communist" (though then again, so is China's government, in name).
But one of those 5 leftists would undoubtedly work for B'tselem, whose leader
Jessica Montell said:
There's no question that the HRC, which mandated the Goldstone [fact-finding mission into the Gaza fighting], has an inappropriate, disproportionate fixation with Israel," she said
...
Furthermore, the Goldstone Report itself, which was presented in its final version to the Human Rights Council on Tuesday, is "disagreeable" and mistaken in some of
its gravest accusations against Israel
Hopefully he reads this, as I left a fairly angry response on Shmarya Rosenberg's blog to his comment on the subject. If so, perhaps, just perhaps, he'll have learned something.