Home › Authors › Mark Sainsbury 👤 Mark Sainsbury b. 1943 ยท 8 books Biography British philosopher who is known for his work in philosophical logic, philosophy of language, and on the philosophies of Bertrand Russell and Gottlob Frege. Books by Mark Sainsbury Seven Puzzles of Thought Seven Puzzles of Thought 2012 Seven puzzles of thought and h Seven puzzles of thought and how to solve them 2012 Fiction and fictionalism 2009 Russell Arg Philosophers 2008 Reference without referents 2005 Departing from Frege 2003 Thought and ontology Thought and ontology 1997 Russell 1863