This L. Ron Hubbard audiobook is a must-have for anyone interested in spirituality, mind, body, and spirit, or religious and spiritual topics. The book, titled 15th American The Power of Simplicity, is a nonfiction narrative that provides advanced clinical course lectures on education. The audiobook comes in a large hard plastic case and features 26 complete lectures by the author, L. Ron Hubbard. The CDs are unabridged and factory sealed, ensuring that you get the best quality possible. The intended audience for this audiobook is young adults and adults, and it was published in 2009 by Golden Era Productions in the United States. The book is available in English language and has a run time of approximately 12 hours.