Career
He was chosen as the Jamaica Sportsman of the Year in 2002 in that same year he was the world number one rank by IAAF in the 400 m. He is the brother of Catherine Scott who also earned a silver medal in the 2000 Sydney Olympics Games her silver medal was also upgraded to a gold Meda Blackwood holds the Big 12 conference record in the 400 meters since 2000 in the time of 44.69.
He is an alumnus of The University of Oklahoma.
At the 2009 Jamaica National Championships, Blackwood tried for a spot at the 2009 World Championships in Athletics, but was disqualified running outside his lane in the semi-finals of the 400 m. In August, he announced his retirement from the sport.
In 2009 American sprinter Jerome Young admitted to doping during the period of 1999 through 2003. The IAAF gave Young a life ban as a result and annulled his performances.
This had a significant effect on Blackwoods career: Jamaica were elevated to World Indoor 4 × 400 m Relay gold medal, where Blackwood ran the third legal
He was given the 400 m bronze medal at the 2003 World Championships, as well as being moved up to the top spot at the 2003 World Athletics Final.