Date of birth
The Portuguese joined Brentford after leaving the Benfica academy as a youngster. He signed his first professional contract in February 2015 before joining Hampton and Richmond Borough on a one-month loan.
The winger, capable of playing in the centre of midfield if needed, was one of the B Team's most prolific goalscorers during the 2016/17 season.
In December 2016, Herson spent a month on loan to Sutton United and was named on the bench for their FA Cup tie with Cheltenham Town.