Question: James Frey is one of the writers of what book series?
Context: My Friend Leonard is a memoir written by James Frey.  Continuing where "A Million Little Pieces" left off, the book centers on the father-son relationship Frey develops with Leonard, a friend from the addiction clinic featured in his earlier book. The Power of Six is the second book in the young adult science fiction series "The Lorien Legacies", written by Pittacus Lore (James Frey and Jobie Hughes).  It is the sequel to "I Am Number Four", and was released August 23, 2011 by HarperCollins Publishers. The Final Testament of the Holy Bible is a novel written by James Frey, published by Gagosian Gallery in 2011.  The book is published in the UK by John Murray with the shortened title "The Final Testament". Trisaetum is a winery located in Oregon's Willamette Valley.  Established in 2003 by Andrea and James Frey, the winery, pronounced "tris-say-tum", was named after the founders two children, Tristen and Tatum.  The winery is still family owned and operated today and produces small lots of critically acclaimed Pinot Noir and Riesling from its two estate vineyards.  Trisaetum's older vineyard, the Coast Range estate, is a 22 acre vineyard located in the southwestern corner of the Yamhill-Carlton District AVA.  Trisaetum's winery is located on its newer 28 acre vineyard in the heart of the Ribbon Ridge AVA. Lorien Legacies is a series of young adult science fiction books, written by James Frey, Jobie Hughes, and formerly, Greg Boose, under the collective pseudonym Pittacus Lore.  It contains mild violence. "A Million Little Fibers" is the fifth episode in the tenth season of the American animated television series "South Park".  The 144th episode of the series overall, it was first broadcast on Comedy Central in the United States on April 19, 2006.  The episode focuses on Towelie and parodies the controversy over the book "A Million Little Pieces", an infamous novelistic memoir by James Frey that was lauded by Oprah Winfrey on her talk show until it was revealed to be largely fabricated. The Revenge of Seven is a young adult science fiction novel by Pittacus Lore and the fifth book in the "Lorien Legacies" series.  The book was published by HarperCollins on August 26, 2014. The Kicks is an American teen comedy television series created by Alex Morgan and David Babcock.  Babcock also serves as executive producer alongside James Frey.  The pilot premiered on Amazon Instant Video on June 26, 2015. A Million Little Pieces is a book by James Frey, originally sold as a memoir and later marketed as a semi-fictional novel following accusations of literary forgery.  It tells the story of a 23-year-old alcoholic and drug abuser and how he copes with rehabilitation in a twelve steps-oriented treatment center.  While initially promoted as a memoir, it was later discovered that many of the events described in the book never happened. I Am Number Four is a young adult science fiction novel by Pittacus Lore (the pseudonym of James Frey and Jobie Hughes) and the first book in the "Lorien Legacies" series.  The book was published by HarperCollins on August 3, 2010, and spent seven successive weeks at #1 on the children's chapter of the "New York Times" bestseller list.
Answer: Lorien Legacies