There aren’t, yet, many books about Sentientism. There are, however, thousands of books about themes relevant to sentientism – epistemelogical and moral philosophy; religion, humanism, secularism, scepticism and atheism; consciousness and sentience; human, animal, even alien and robot ethics; artificial intelligence…
You’ll find links below for our GoodReads group where you can find lots of great reading material, as well as a couple of books that do bear more directly on Sentientism.
Please feel free to suggest others we should add here – or even write one yourself!

Great place to find book recommendations that link to sentientism and to discuss what you’re reading. Set up and run by @gurlintheworld.

Sentientist Politics by Alasdair Cochrane
Sentientist Politics outlines Alasdair’s vision for a “sentientist cosmopolitan democracy” where non-human animals have political representation. There’s a useful Wikipedia entry here with a summary and some criticisms.

The Expanding Circle by Peter Singer
The Expanding Circle sets out the biological and evolutionary bases for morality and how we have improved on those through use of evidence and reason – in part, to widen our circle of concern within and then beyond the human race. There’s a short Wikipedia entry here.