The life of Dan Rooney 1932 - 2017

Steelers Hall of Fame running back Jerome Bettis sits next to Steelers owner Dan Rooney for a photograph with Super Bowl XL alumni at Heinz Field before the start of the game against the Browns Sunday, Nov. 15, 2015. The Steelers are celebrating Super Bowl XL alumni weekend in recognition of the 10 year anniversary of the championship game.

Dan Rooney walks off the practice field on the South Side Jan. 2006 before the AFC Championship game. chaz palla

Steeler running back Jerome Bettis shares a laugh with Dan Rooney during practice at St. Vincent College in Latrobe Pa. Aug. 8, 2005. chaz palla

Pittsburgh Steelers chairman Dan Rooney waves to the crowd during the Pittsburgh Steelers victory parade Downtown on Tuesday afternoon, February 3, 2009. (Justin Merriman/Tribune-Review) JMM PARADE 04 02

Steelers Owner Dan Rooney during Media Day for Super Bowl XL at Ford Field Jan. 31, 2006. chaz palla

Steelers Dan Rooney gives some to conerback Ike Taylor as player arrive for camp at St. Vincinent College July 31, 2005.chaz palla

CANTON, OH - AUGUST 5: Team Owner Dan Rooney of the Pittsburgh Steelers during half-time against the New Orleans Saints in the AFC-NFC Pro Football Hall of Fame Game at Pro Football Hall of Fame Field at Fawcett Stadium in Canton, Ohio on August 5, 2007. The Steelers defeated the Saints 20-7. (Photo by Paul Spinelli/Getty Images)

U.S. Ambassador to Ireland Dan Rooney at the ambassador's residence in Phoenix Park, Dublin.

Steelers first round pick Heath Miller from Virginia walks past Dan Rooney to speak to the media on the South Side April 25, 2005. chaz palla

Former United States Ambassador to Ireland Dan Rooney, right, attends the Manchester Bridge Sculpture dedication on the North Shore on Thursday July 7, 2016.

Art Rooney, left, and son Dan, owners of Pittsburgh Steelers football team anticipate better seasons with the addition of QB Terry Bradshaw, their No. 1 pick in the pro football draft, in Pittsburgh, on Jan. 27, 1970. (AP Photo/HC)

Former senator and Democrat presidential hopeful Barack Obama (left) accepts a jersey from Steelers owner Dan Rooney during a rally at the Mellon Arena in October 2008.

Peter Rozelle, right, commissioner of the NFL, presents the Super Bowl trophy to Pittsburgh Steelers president Dan Rooney, center, and coach Chuck Noll after Steelers beat the Dallas Cowboys, 21-17, to win Super Bowl X in the Orange Bowl in Miami, Jan. 18, 1976. (AP Photo/Harry Cabluck)

Dan Rooney, Chairman of the Pittsburgh Steelers, in his office on the South Side Jan. 19, 2005. PGP-ROONEY23-2 PHILIP G. PAVELY PHOTO

Steelers chairman Dan Rooney and president Art Rooney II present Joe Greene with a jersey retirement ceremony during halftim at Heinz Field Sunday, Nov. 2, 2014.

Dan Rooney

Ambassador Dan Rooney and his wife Patricia at the US Ambassador's residence in Phoenix Park, Dublin. Picture:Arthur Carron

At the groundbreaking for Three Rivers Stadium, April 1968 – Art Rooney kicks, Dan Rooney holds

PGP XL Post 06 Philip G. Pavely/Pittsburgh Tribune-Review Pittsburgh Steelers cahirman Dan Rooney, left, is joined by president Art Rooney II and head coach Bill Cowher in touching the Vince Lombardi Trophy while celebrating their win in Super Bowl XL Feb. 5, 2006.

A day-long symposium next month at Duquesne will celebrate former Steelers owner Dan Rooney, who died last April.