Sir Robert Bryson Hall II (born January 22, 1990), known by his stage name Logic, is an American rapper, singer-songwriter, and record producer.
He was born in Rockville, Maryland, but raised in Gaithersburg, Maryland.

Logic began his musical career in early 2009 releasing Logic: The Mixtape and a mixtape titled Young, Broke & Infamous in 2010.
He signed with Visionary Music Group, before releasing three more mixtapes over three years.

His fourth mixtape, Young Sinatra: Welcome to Forever (2013), which made him very popular.
He later released his debut studio album Under Pressure in October 2014, which debuted at number four on the U.S. Billboard 200.
Logic's second studio album The Incredible True Story was released in November 2015, receiving mostly positive reviews from critics.

Logic's third studio album Everybody (2017) was his first to debut at number one in the U.S on the billboard 200.
In the album, Logic released his most popular song, "1-800-273-8255", which reached number three on the Billboard Hot 100.

In 2018, Logic along with Sam Smith released a version of Smith's single "Pray".
Sir Robert Bryson Hall II (born January 22, 1990), known by his stage name Logic, is an American rapper, singer-songwriter, and record producer. He was born in Rockville, Maryland, but raised in Gaithersburg, Maryland.
Logic began his musical career in early 2009 releasing Logic: The Mixtape and a mixtape titled Young, Broke & Infamous in 2010. He signed with Visionary Music Group, before releasing three more mixtapes over three years.
His fourth mixtape, Young Sinatra: Welcome to Forever (2013), which made him very popular. He later released his debut studio album Under Pressure in October 2014, which debuted at number four on the U.S. Billboard 200. Logic's second studio album The Incredible True Story was released in November 2015, receiving mostly positive reviews from critics.
Logic's third studio album Everybody (2017) was his first to debut at number one in the U.S on the billboard 200. In the album, Logic released his most popular song, "1-800-273-8255", which reached number three on the Billboard Hot 100. 
In 2018, Logic along with Sam Smith released a version of Smith's single "Pray".
Logic (rapper)