 When evaluating the argument from biological plausibility, one should recognize that neural networks vary widely in how closely they match actual brain activity. Many networks that figure prominently in connectionist writings are not so biologically plausible (Bechtel and Abrahamsen 2002: 341–343; Bermúdez 2010: 237–239; Clark 2014: 87–89; Harnish 2002: 359–362). A few examples: