Jeremiasz Wajs
Jeremiasz Wajs voted up HappyTwo BeHereTwo's answer

If you are referring to the novel "The Adoration of Jenna Fox," here are study guide links.

http://www.bookrags.com/studyguide-the-adoration-of-jenna-fox/#gsc.tab=0

http://www.supersummary.com/the-adoration-of-jenna-fox/summary/

There are many characters named Jenna.  If this is incorrect, please repost your question and include the title of the work.