Author: The author of the Book of Genesis is not identified. Traditionally, the author has always been assumed to have been Moses. There is no conclusive reason to deny the Mosaic authorship of Genesis. Full article: Who wrote the book of Genesis? Who was the author of Genesis?
Date of Writing:
The Book of Genesis does not state when it was written. The date of authorship is likely between 1440 and 1400 B.C., between the time Moses led the Israelites out of Egypt and his death. Full article:
Purpose of Writing:
The Book of Genesis has sometimes been called the "seed-plot" of the entire Bible. Most of the major doctrines in the Bible are introduced in "seed" form in the Book of Genesis. Along with the fall of man, God’s promise of salvation or redemption is recorded The doctrines of creation, imputation of sin, justification, atonement, depravity, wrath, grace, sovereignty, responsibility, and many more are all addressed in this book of origins called Genesis.
(Found from got questions.org)
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