Geraint John, peer mentor and ambassador of Paul Popham Fund   On Sunday 4th October, a team of runners from Paul Popham Fund, Renal Support Wales, took part in the 40th London Marathon, raising a grand total of £3987.70. This brings the charity a step closer to its target of £132,000 to help refurbish the Children’s Kidney Centre at Noah’s Ark Children’s Hospital for Wales.   The marathon was completed by four Paul Popham team members, who had to endure…