title: Philosophical Investigations (disambiguation)
text: # Philosophical Investigations (disambiguation)
  
  Philosophical Investigations is a book by Wittgenstein.
  
  Philosophical Investigations may also refer to:
  
  ## Philosophy
  
  * Philosophical Investigations (journal), an academic journal published by Wiley-Blackwell
  * A book series covering diverse subjects in Applied Philosophy published by Routledge
  * Linguistic and Philosophical Investigations, an academic journal published by Addleton Academic
  * "Philosophical Investigations into the Essence of Human Freedom", a book by Friedrich Schelling
  
  ## Literature
  
  * A Philosophical Investigation, a novel by Philip Kerr
  
  ## Film
  
  A performance act by Linda Phillimore reading her poem "Philosophical Investigation #76"
  
  