Simplify the following text for a Grade 10 native English-speaking person.
Original: John Howard Scott ( born September 26 , 1982 ) is a Canadian professional ice hockey defenceman who currently plays for the Chicago Blackhawks of the National Hockey League ( NHL ) .
Simplified: John Howard Scott ( born September 26 , 1982 in St. Catharines , Ontario ) is a professional Canadian ice hockey defenceman that currently plays for the Chicago Blackhawks of the National Hockey League ( NHL ) .