Think about interesting quotes or anecdotes to begin the essay or key ideas to weave throughout.
Some of the most important information from Skin, (also some paragraph examples for Skin) Mind of a Thief. See also notes for Summer of 17th Doll.
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Some of the better parallels (some could be used as anecdotes/quotes)
See a List of Key Concepts for Identity/conflict
Practice your topic sentences. and essay plans.
See Sample Plan/Format for expository/ hybrid/ persona-style: Hybrid essay
See Sample Youth Leader Format: recommended for context.