On Thursday 20 December Geraint Thomas and friends came together to host a charity auction and fundraising event for Alzheimer’s Society Cymru at St Tewdrics House, Monmouthshire. The winner of the Tour de France and BBC Sports Personality of the Year was joined by rugby players George North and Rupert Moon and 120 guests for a lavish meal and auction. Among the items auctioned were a signed yellow jersey from Geraint Thomas, a signed New Zealand jersey from Dan Carter,…