...—by showing that it has unacceptable implications for a range of actual and hypothetical cases of conjoined twinning: dicephalus, craniopagus parasiticus, and cephalopagus. In conclusion, the chapter finds that the too-many-subjects problem to which animalism is vulnerable is far more intractable than the one...

... not require subjects actually to be in their bodies. In recent years, a number of philosophers have argued that neo-Lockean accounts of the self inevitably double the number of subjects there actually are — this is sometimes called the ‘too many subjects’ problem. How one answers...