Everything changes for 12-year-old Samantha McGinty in the summer of 1969. Her father, Brick, stops fussing over his Chevy each weekend, no longer spritzing the windows with water and vinegar and wiping them clean with old pages of the Erietown Times.

It was nearly 20 years ago that I first read A Good Man in Africa. I lived in India at the time, and aspired to write sweeping literary fiction of the sort that featured memsahibs sipping sweet lime sodas against the backdrop of heat and dust.

The assignment: Craft a novel from the literary equivalent of found objects. Consider the narrative possibilities contained not just in letters and e-mails, but in school report cards, emergency room bills and police reports filed by night managers at Westin Hotels.