Post-structuralism is a philosophical movement that emerged in the 1960s and 1970s as a critique of structuralism. Post-structuralists argue that there is no such thing as an objective, universal truth and that all meaning is constructed through language and discourse. They also reject the idea of essentialism, which is the belief that there is a fixed and unchanging essence to things.

Jacques Derrida is widely considered to be the founder of post-structuralism. His work, particularly his book Of Grammatology, is seen as a foundational text of the movement.

Deconstruction is a method of critical analysis that seeks to expose the hidden assumptions and power structures embedded in language and discourse. It is a key concept in post-structuralism and has been used to critique a wide range of texts, from literary works to political speeches.

Post-structuralists argue that power is produced through discourse and that discourse is shaped by power. This means that the way we talk about the world and the way we understand the world are both influenced by power relations.

The concept of the 'death of the author' in post-structuralism means that the author is no longer relevant to the interpretation of a text. This is because post-structuralists argue that the meaning of a text is not fixed and unchanging, but rather is constructed through the interaction of the text with the reader.

Essentialism is the belief that there is a fixed and unchanging essence to things. This is a concept that is rejected by post-structuralists, who argue that meaning is constructed through language and discourse and that there is no such thing as an objective, universal truth.

Post-structuralism is often seen as a branch of postmodernism, although there are some key differences between the two movements. Both post-structuralism and postmodernism reject the idea of an objective, universal truth and argue that meaning is constructed through language and discourse. However, post-structuralists tend to focus on the analysis of language and discourse, while postmodernists tend to focus on the broader cultural and social context.

Noam Chomsky is a linguist and philosopher who is known for his work on generative grammar. He is not a major figure associated with post-structuralism.

The concept of the 'rhizome' in post-structuralism is a metaphor for the interconnectedness of all things. It is a term that was coined by Gilles Deleuze and Félix Guattari in their book A Thousand Plateaus. The rhizome is a type of plant that has a network of underground stems that connect it to other plants. Deleuze and Guattari use the rhizome as a metaphor for the way that different concepts and ideas are interconnected and how they can form new and unexpected connections.

Post-structuralism has been used by feminist scholars to critique traditional notions of gender and sexuality. Post-structuralists argue that these notions are constructed through language and discourse and that they are not natural or inevitable. They also argue that these notions are often used to oppress women and other marginalized groups.

Post-structuralism has been used by Marxist scholars to critique traditional Marxist theories of class and exploitation. Post-structuralists argue that these theories are too simplistic and that they do not take into account the complex ways in which power and ideology operate in society. They also argue that these theories often ignore the experiences of marginalized groups, such as women and people of color.

Post-structuralism has been used by psychoanalytic scholars to critique traditional psychoanalytic theories of the unconscious. Post-structuralists argue that these theories are too simplistic and that they do not take into account the complex ways in which language and discourse shape our unconscious thoughts and desires. They also argue that these theories often ignore the experiences of marginalized groups, such as women and people of color.

Post-structuralism has been used by anthropological scholars to critique traditional anthropological theories of culture and society. Post-structuralists argue that these theories are too simplistic and that they do not take into account the complex ways in which power and ideology operate in society. They also argue that these theories often ignore the experiences of marginalized groups, such as women and people of color.

Post-structuralism has been used by literary scholars to critique traditional literary theories of meaning and interpretation. Post-structuralists argue that these theories are too simplistic and that they do not take into account the complex ways in which language and discourse shape our understanding of literary texts. They also argue that these theories often ignore the experiences of marginalized groups, such as women and people of color.