David Montgomery was a prominent figure in the world of baseball, having spent over four decades in the sport. He began his career as a ticket salesman for the Philadelphia Phillies in 1971, and worked his way up the ranks to eventually become the team's president in 1997.

During his tenure as president, Montgomery oversaw the Phillies' rise to prominence in the early 2000s, which culminated in the team winning the World Series in 2008. He was known for his dedication to the team and his commitment to building a winning culture, which earned him the respect of players, coaches, and fans alike.

Montgomery was also heavily involved in the business side of baseball, serving as the chairman of Major League Baseball's economic study committee and playing a key role in negotiating the league's collective bargaining agreements. He was widely regarded as one of the most influential figures in the sport, and was known for his integrity and leadership both on and off the field.

In addition to his work with the Phillies and Major League Baseball, Montgomery was also involved in a number of charitable organizations. He was a founding member of the Philadelphia Sports Congress, which worked to bring major sporting events to the city, and was also involved with the ALS Association and the Children's Hospital of Philadelphia.

Montgomery's career in baseball came to an end in 2014, when he was diagnosed with cancer. He continued to work with the Phillies as a chairman and advisor until his death in 2019, and was remembered by many as a beloved figure in the sport. His legacy lives on through the many players, coaches, and fans whose lives he touched, and his impact on the game of baseball will be felt for years to come.