author
Best known for the classic motivational work An Iron Will, this elusive writer is associated with early self-help and character-building literature. Very little biographical information is reliably documented, which gives the work an unusual air of mystery.

by Orison Swett Marden, Abner Bayley
Abner Bayley is credited as the author of An Iron Will, a long-circulating work on determination, self-discipline, and personal strength that has remained in print through many later editions and reissues. His name continues to appear in library and public-domain book records, showing that the book has had a long afterlife with readers interested in older success literature.
Reliable personal details about Bayley are scarce. In the sources available here, I could confirm his connection to An Iron Will and to later collections that reprint or republish that work, but I could not confirm a fuller life story, dates, or a clear historical biography with confidence.
No verified portrait image was available from the pages I checked, so it is better not to attach one than to risk using an inaccurate or placeholder image.