The BBC Get Inspired Unsung Hero award is expanded for 2017 to recognise more volunteers from more grass-roots activity and sports.
As nominations for the 2017 BBC Get Inspired Unsung Hero Award open, 2016 winner Marcellus Baz reflects on his experience of winning the award.
The 2017 BBC Sports Personality of the Year awards ceremony will be held at Liverpool's Echo Arena on Sunday, 17 December.
Olympic taekwondo silver medallist Lutalo Muhammad vlogs from BBC Sports Personality of the Year 2016.
BBC Sport looks back at the achievements in 2016 which led to Andy Murray being crowned Sports Personality of the Year for a record third time.
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