Lawrence Parker, known as KRS-One and Teacha, is an influential American rapper from the Bronx. Rising to fame in the mid-1980s with the group Boogie Down Productions, which he formed with DJ Scott La Rock, KRS-One became known for tracks like "Sound of da Police," "Love's Gonna Get'cha (Material Love)," and "My Philosophy." After La Rock's death following their debut album, KRS-One continued the group and later launched a successful solo career. He is recognized for his political activism, founding the "Stop the Violence Movement," and for his advocacy of veganism, highlighted in his song "Beef." KRS-One remains a significant figure and influence in hip-hop culture.