Changed the title, thanks.
I'm curious; what is the distinguishing feature of a whitepaper? That it contains original research?
Wikipedia gives me the impression that the main distinguishing feature is that it's published directly by the organization that wrote it, instead of being published in e.g. someone else's book.
Link
The discussion itself is mainly concerned with the behavior of self-driving cars and robot soldiers rather than FAI, but Marcus does obliquely reference the prickliness of the problem. After briefly introducing wireheading (presumably as an example of what can go wrong), he links to http://singularity.org/files/SaME.pdf, saying:
He also mentions FHI and Yale Bioethics Center along with SingInst:
It's a mainstream introduction, and perhaps not the best or most convincing one, but I think it's a positive development that machine ethics is getting a serious treatment in the mainstream media.