Runner has completed gruelling endurance challenges dressed as his alter-ego Adventureman to raise money for sick children

Overcame a brutal childhood and prejudice to become a nurse and transform care for people with sickle cell disease

Inspirational surfer gives people with disabilities the chance to experience the joy of the sport at world-leading surf school

Terminally-ill youngster is on a mission to raise hundreds of thousands of pounds so other children won’t suffer too 

Friends who began a sandwich shop to raise money for social causes now lead a global movement to end homelessness