Michael Grant (born July 26, 1954) is an American author of young adult fiction.
 He has written over 150 books, though most are as a co-author with his wife.
 Together they have written the "Animorphs" and the "Everworld" book series, as well as the "Making Out" book series.
 Grant is the sole author of the "Gone" Series, "BZRK, the Messenger of Fear Series a"nd has a new series, the first of which is called ""Front Lines"", publishing in January 2016. ""
Front Lines"" was originally called ""Soldier Girl"."
Deb Caletti (born June 16, 1963) is an American writer of young adult and adult fiction.
 Caletti is a National Book Award finalist, as well as the recipient of other numerous awards including the PEN USA finalist award, the Washington State Book Award, and SLJ Best Book award.
 Caletti's books feature the Pacific Northwest, and her young adult work is popular for tackling difficult issues typically reserved for adult fiction.
 Her first adult fiction novel, "He's Gone", was published by Random House in 2013 and was followed by her second book for adults, "The Secrets She Keeps" in 2015.
Young adult fiction or young adult literature (YA) is fiction published for readers in their youth.
 The age range for young adult fiction is subjective.
 Some sources claim it ranges from ages 12–18, while authors and readers of "young teen novels" often define it as written for those aged 15 to the early 20s.
 The terms young adult novel, juvenile novel, teenage fiction, young adult book, etc., refer to the works in this category.
Blaze of Silver is a 2007 young adult historical novel by K M Grant and the final book in the De Granville Trilogy.
 The book was released on April 3, 2007 by Puffin Books in the UK and Walker Children's in the US.
Blood Red Horse is a 2004 young adult historical novel by author K M Grant.
 The book was published in 2004 by Puffin Books and in the US in 2005 by Walker Children's.
 "Blood Red Horse" is the first novel in the De Granville Trilogy and was followed by the books "Green Jasper" and "Blaze of Silver".
Gone is a bestselling book series written by Michael Grant.
Code Name Verity is a young adult historical novel by Elizabeth Wein that was published in 2012.
 It focuses on the friendship between two young British women, one English and one Scottish, in World War II – a spy captured by the Nazis in German-occupied France and the pilot who brought her there.
 It was named a Michael L. Printz Honor Book in 2013, and shortlisted for the Carnegie Medal.
Jean Rae Baxter is a Canadian author.
 Baxter's novel "A Way Lies North" was nominated for a Red Maple Forest of Reading award.
 She has two collections of short stories, "A Twist of Malice" which was published in 2005 by Seraphim Editions and "Scattered Light" which was published in 2011 by Seraphim Editions.
 Additionally, her short stories have been included in such anthologies as "Revenge" and "Hardboiled Love", both published by Insomniac Press.
 Her novel "Broken Trail" won the 2011 Moonbeam Children's Book Award Gold Medal for Young Adult Historical/Cultural Fiction.
 This book is published by Ronsdale Press.
 Most recently Baxter released "Freedom Bound", which is the final novel in her young adult trilogy set during the American Revolution.
 Baxter currently resides in Hamilton where she helps to organize the Lit Live Reading Series and sits on the Arts Hamilton’s Literary Advisory Committee.
 She attended the University of Toronto.
 There, she earned a B.A. and a M.A. in English.
 She also has a B.Ed.
 from Queen's University in Kingston.
Linda Crew (born 1951) is an American author based in Oregon.
 Her writing ranges from children's books such as the "Nekomah Creek" series, to young adult Historical novels with crossover appeal for older readers such as "Brides of Eden: A True Story Imagined," "Fire on the Wind," and "A Heart for Any Fate: Westward to Oregon 1845".
 "Ordinary Miracles", published by William Morrow in 1993, is an adult novel.
 Her young adult novel "Children of the River" has won several awards.
 She graduated with a Bachelor of Arts in journalism from the University of Oregon, Phi Beta Kappa.
 She lives in Corvallis with her husband.
Front Lines is a young adult historical novel by the American writer Michael Grant, who is most famous for his dystopian young adult fictional series The Gone Series.
 It is written from the viewpoint of three girls, Rio Richlin, Frangie Marr, and Rainy Schulterman.
 The series was originally titled "Soldier Girls".

Question: Front Lines is a young adult historical novel by the American writer Michael Grant, who is most famous for his dystopian young adult fictional series The Gone Series, Gone is a bestselling book series, written by whi?
Answer: Michael Grant