Laurence Mark has come on board to produce the adaptation of non-fiction book “Other People’s Love Letters” through his Laurence Mark Productions shingle.He will produce along with producers Jonathan Shukat and Eric Bromberg, and Bethany Ashton Wolf will pen the script. Story is described as a multi-narrative romance that tells a universal story through various forms of love letters. Bill Shapiro edited the compilation of actual found letters which was published in 2007 by Clarkson Potter, a division of Random House. A second installment of the book is in the works. CAA reps the book’s screen rights and helped orchestrate the deal. No studio has come on board yet to distribute. Ashton Wolf most recently penned “Love Scene” and also wrote and directed indie “Little Chenier.” She is repped by Magnet Management.