In the eighteenth century, chemistry was transformed from an art to a public science. Chemical affinity played an important role in this process as a metaphor, a theory domain, and a subject of investigation. Goethe's Elective Affinities, which was based on the current understanding of chemical affinities, attests to chemistry's presence in the public imagination. In Affinity, That Elusive Dream, Mi Gyung Kim restores chemical affinity...