Marcel Eric Hug is a Paralympic athlete from Switzerland competing in category T54 wheelchair racing events. Hug, nicknamed 'The Silver Bullet', has competed in four Summer Paralympic Games for Switzerland, winning two bronze medals in his first Games in Athens in 2004. In 2010 he set four world records in four days, and at the 2011 World Championships he won a gold in the 10,000 metres and four silver medals, losing the gold in three events to long term rival David Weir. This rivalry continued into the 2012 Summer Paralympics in London, where Hug won two silvers, in the 800m and the marathon. In the 2013 World Championships Hug dominated the field, winning five golds and a silver. During the 2016 Summer Paralympics in Rio, Hug was one of the most consistent competitors in the T54 class, winning two golds, in the 800m and marathon, and two silvers medals, in the 1500m and 5000m.

David Russell Weir is a British Paralympic wheelchair athlete. He has won a total of six gold medals at the 2008 and 2012 Paralympic Games, and has won the London Marathon on eight occasions. He was born with a spinal cord transection that left him unable to use his legs.