Introduction
Body
Conclusion
often the last thing written
establishes topic of essay
tells how the topic will be developed
makes the main categories and logic of the argument visible
conventionally at the beginning of the article
awakens interest of reader
written at a high level of generality
presentation of ideas and data that support them
combines high-level abstraction, generalizations, paraphrased source material, quotations, details
a succession of paragraphs that explain, elaborate, develop and/or support the thesis
in social sciences and sciences may consist of specifically required sections
structure will depend on discipline because each has different sorts of results to present
like introductions; more general than the rest of the essay
the high levels of generality interpret the data found in the body
confirms the reader's understanding of the argument
doesn't repeat the introduction; relies on reader's new grasp of the ideas of the paper
conventionally located at the end of the paper
often the last thing written
establishes topic of essay
tells how the topic will be developed
makes the main categories and 
awakens interest of reader
written at a high level of generality
presentation of ideas and data that support them
combines high-level abstraction, generalizations, paraphrased source material, quotations, details
a succession of paragraphs that explain, elaborate, develop and/or support the 
in social sciences and sciences may consist of specifically required sections
like introductions; more general than the rest of the essay
the high levels of generality interpret the data found in the body
confirms the reader's understanding of the argument
doesn't repeat the introduction; relies on reader's new grasp of the ideas of the paper