Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Sarah Covarrubias listens to Tom Bowen during Dimensions in the LYCC on September 11, 2011.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Tom Bowen, a New York firefighter who served under FEMA and the USAR (Urban Search and Rescue) at the World Trade Center following the attacks on Sept. 11, 2001 speaks in Dimensions.

Students line up to shake the hand of Tom Bowen after he spoke in Dimensions on Spetember 11, 2012.

Mason Kellar shakes Tom Bowen's hand after he spoke in Dimensions on Spetember 11, 2012.