19803
Influential theorists include Judith Butler , Luce Irigaray , Julia Kristeva , Michel Foucault and Jacques Derrida .
 Judith Butler, Luce Irigaray, Julia Kristeva, Michel Foucault, Jacques Derrida
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Judith Butler, Luce Irigaray, Julia Kristeva, Michel Foucault, Jacques Derrida