Tom A. Hall

Tom A. Hall, also known as Tom Hall, is an American video game designer, programmer, and author. He was born on September 2, 1964. Hall is best known for his work at id Software, where he played a key role in the development of influential and groundbreaking first-person shooter games.
Hall was involved in the creation of games such as "Commander Keen," a series of side-scrolling platform games released in the early 1990s. These games were notable for their technical achievements and whimsical charm. 

However, Hall's most significant contribution came with his involvement in the development of Doom. He played a key role in designing levels and crafting the game's overall atmosphere and gameplay mechanics.

After leaving id Software, Hall continued to work in the video game industry, contributing to various projects such as "Rise of the Triad" and "Anachronox." He remains highly respected within the gaming community for his creative vision and pioneering work in the first-person shooter genre.