Clojureisamodern,dynamiclanguagethatyoucanusetodeveloprobust,multithreadedprograms.ClojurePolymorphismisacomprehensiveguidethatshowsyouhowtouseClojure’sfeaturestoyouradvantage.Thebookbeginsbydescribingexamplesthatshowhowtodefineandimplementabstractionswithplainfunctionsandmultimethods.Thenyou'llanalyzetheseexamplesandseparatethegoodandbadaspectsoftheirdesignprinciples.You'llalsolearnhowtoperformdatatransformationabstractionwithaplainfunctionanddiscoverhowtowritenewcross-platformpredicateswhilekeepingthecoreofyourabstractionfreefromreaderconditionals.ThelaterchaptersexplaintheconsiderationstokeepinmindwhenimplementingClojureprotocolsontheJavaVirtualMachine(JVM).Bytheendofthisbook,you’llknowhowtousethevariouspolymorphictoolsofClojuretoyouradvantagewhiledesigningyourapplications.