Boston Strong was a book that was used as a basis for the motion picture directed by whom?
Boston Strong (book):  The book was used as a basis for the 2016 CBS Films motion picture "Patriots Day", starring Mark Wahlberg, John Goodman, and J. K. Simmons, and directed by Peter Berg. Patriots Day (film):  Directed by Peter Berg and written by Berg, Matt Cook and Joshua Zetumer, the film is based on the book "Boston Strong" by Casey Sherman and Dave Wedge.
Peter Berg