"How I Wrote Life of Pi" by Yann Martel
http://www.powells.com/fromtheauthor/martel.html
An essay by Yann Martel describing his influence, inspiration and process for writing Life of Pi.
Official Reading Group Guide
http://www.readinggroupguides.com/guides3/life_of_pi1.asp
Contains thought-provoking discussion questions for students who can't stop thinking about the novel.
List of Incidents of Cannibalism
http://en.wikipedia.org/wiki/List_of_incidents_of_cannibalism
Students who want to learn more about people who have been driven to cannibalism in order to survive can start their research with this list.