His philosophical defense of Christian doctrine, Alciphron, was written during his time spent in Rhode Island waiting for funding for his proposed St. Paul's college in Bermuda.  
He advanced a corpuscularian philosophy in a later work, Siris, which also advocated the medicinal use of tar-water.  His philosophical defense of Christian doctrine, Alciphron, was written during his time spent in Rhode Island waiting for funding for his proposed St. Paul's college in Bermuda.  He developed a theory to combat the possible skeptical and atheistic tendencies of Locke's representative realism, which he summarized as "esse est percipi," or "to be is to be perceived."  FTP, name this idealist philosopher and author of Three Dialogues Between Hylas and Philonous.
He advanced a corpuscularian philosophy in a later work, Siris, which also advocated the medicinal use of tar-water.  
George Berkeley