Brown had announced her retirement at the end of 2022 but will be back on the pitch
Sarah Rendell
Rugby World writer
Who is Semi Radradra? Ten things you should know about Fiji centre
Radradra is one of the best centres in the world
Who is Nic White? Ten things you should know about Australia scrum-half
White has represented Australia at a World Cup
Who is Marcos Kremer? Ten things you should know about Argentina flanker
Kremer was first picked for Argentina at the age of 18
Who is Aaron Smith: Ten things you should know about the New Zealand scrum-half
Smith is an All Blacks legend
Why do scrums happen in rugby?
Scrums are a set piece in rugby union
Who is Scott Barrett: Ten things you should know about the New Zealand lock
Barrett has played alongside his brothers for his country
Who is James Slipper: Ten things you should know about the Australia prop
Slipper is a stalwart for Australia
Who is Tommy Allan: Ten things you should know about the Italian fly-half
Allan played for Scotland U20 and Italy at a senior level
Gloucester-Hartpury to donate Premier 15s match fees to Ed Slater’s campaign
Slater retired from rugby in 2022 after being diagnosed with motor neurone disease