“…For related critiques of supervenience-based versions of nonreductive physicalism, see Horgan 1993 andWilson 2005. While I believe that supervenience is not the key to securing a viable nonreductive physicalism, I also believe that the issues here are more nuanced than certain discussions suggest; for discussion, see Howell 2009and Morris 2018aand 2018b. 6 See Kim 1998 For related ideas, see Lewis 1966, Heil 2003, and Morris 2018b Second, Kim argued that nonreductive physicalism cannot make sense of the causal efficacy of putative higher-level items, focusing his case on the issue of mental causation, the causal efficacy of mental items like thoughts, beliefs, desires, and experiences.…”