Brian Baker is an American musician, best known as a guitarist and songwriter associated with the punk rock and alternative rock genres. Born on November 25, 1966, in Washington, D.C., he gained prominence as a member of influential punk bands including Minor Threat and Dag Nasty. Minor Threat, formed in 1980, is credited with pioneering the hardcore punk movement and popularizing the straight-edge lifestyle, while Dag Nasty, formed in 1985, brought a melodic approach to punk with their album "Can I Say," which is considered a classic in the genre. Baker's work has also included stints with the rock band Bad Religion, where he joined in 1993, contributing to their distinctive sound characterized by intricate guitar work and socially conscious lyrics. His songwriting and musicianship have had a lasting impact on the punk and alternative rock scenes, influencing a generation of musicians. In addition to his contributions to these bands, Baker has been involved in various side projects and collaborations, solidifying his reputation as a versatile and enduring figure in the music industry. His ability to blend melodic sensibilities with punk ethos continues to resonate within the genre.