He takes a daily stroll with Mark Whitacre, the Archer Daniels Midland whistle-blower who is serving a ten-and-a-half-year sentence for fraud.

FORBES: Ring of Thieves

It is something he wrote about in a book he wrote with Stevin Hoover, Mark Whitacre Against All Odds.

FORBES: Mark Whitacre (aka The Informant) Delivers Keynote Address at ACFE Conference

At first, we think that Mark Whitacre (Matt Damon, with a wavy pompadour and steel-rimmed glasses) is the epitome of Midwestern square.

NEWYORKER: The Informant!

Mark Whitacre is a thoughtful person these days, often speaking about his Christian faith, his wife, Ginger, and his 3 children, who are all now grown.

FORBES: Rajaratnam Prison Path Has Been Traveled Before

Mark Whitacre, whose case was written about in three books ( The Informant, Rats in the Grain, and the newest book, Mark Whitacre Against all Odds) is such a person.

FORBES: Rajaratnam Prison Path Has Been Traveled Before

Special thanks to my good friend Mark Whitacre for giving me his time to reflect on his life and in the process pass along some advice to someone who sorely needs some right now.

FORBES: Rajaratnam Prison Path Has Been Traveled Before