[2] He is also known for his work in the field of computer-assisted reporting and was awarded a Knight Fellowship at Stanford University in 2012 to study innovation in journalism.

With Megan Rose and Robert Faturechi, Miller co-won the 2020 award for his reporting on United States Seventh Fleet accidents.

Miller was briefly held prisoner by the leftist Colombian guerrilla group known as the FARC, or Fuerzas Armadas Revolucionarias de Colombia,[10] an episode later documented in a short animated news feature.

[16] Miller published a book on the subject, Blood Money: Wasted Billions, Lost Lives and Corporate Greed in Iraq.

In 1999, he won the John B. Oakes Award for Environmental Journalism for his coverage of runaway growth in the Santa Monica Mountains.

In 2010, he won a George Polk award with Daniel Zwerdling of National Public radio for his work covering traumatic brain injuries in the U.S. military.

[32] In 2016, Miller, along with Ken Armstrong of The Marshall Project, won the Pulitzer Prize in Explanatory Reporting for an article on the Washington and Colorado serial rape cases.

With Megan Rose and Robert Faturechi, Miller had received the award for their report on United States Seventh Fleet accidents.