British drum'n'bass DJ, producer/remixer.

Born: 20 September 1967 in London, England, UK.

His alias LTJ Bukem is from popular Hawaii Five-O cop show catch phrase Book 'Em Danno as Williamson's name is almost like the main character 'Danny Danno Williams'.

Head of the Good Looking Organisation of labels and artists. Widely acknowledged to be one of the leading figures in the genre of atmospheric or intelligent drum'n'bass.

Williamson started out playing house in the late 1980s and early 1990s, before setting up his Good Looking Records label and releasing seminal jungle tracks like Demon's Theme (1992) and Music (1993), as well as the popular Logical Progression series of compilations, amongst many other releases.

Was resident DJ of well known drum'n'bass club night Speed in London, he's still producing and touring the world today.