Miles Custis is the author of The End of the Matter: Understanding the Epilogue of Ecclesiastes. He is a Faithlife Study Bible contributing editor, the coauthor of Lexham Bible Guides: Genesis Collection, and the coauthor of the Studies in Faithful Living volumes. He holds a Master of Arts in biblical studies from Trinity Western University. Douglas Mangum is the general editor of the Lexham Bible Guides and the Lexham Methods Series, a contributing editor for the Faithlife Study Bible, and an associate editor for the Lexham Bible Dictionary, all with Lexham Press and Faithlife. He has also taught courses on the Bible, Judaism, and religion. Michael R. Grigoni previously served as Logos Bible Software's managing editor of Bible reference and as the Studies in Faithful Living series editor. He holds a Master of Theological Studies from Harvard Divinity School.