Q: Passage: Brent Stephen Smith (born January 10, 1978), is an American singer, songwriter, and musician best known as the lead vocalist of the band Shinedown.

Question: Based on this passage, who is the lead singer of the band shinedown? Let's give stream of consciousness first:
This is the relevant information: Brent Stephen Smith (born January 10, 1978), is an American singer, songwriter, and musician best known as the lead vocalist of the band Shinedown. Therefore, the final answer is Brent Stephen Smith.