Plagrave Macmillan has a "black Friday" book sale through Dec. 1. The site includes a book edited by R. Peabody entitled "The Unruly PhD. It is a collection of essays by people who followed an unusual path through graduate studies or afterwards. Authors include an adjunct professor, a post-doctoral fellow, a museum curator, a patent attorney and a registered nurse.
[disclaimer: Although I have published with Palgrave, I have no connection at all to this book or the authors--Margaret DeLacy, H-Scholar editor]