Mr Pahala Gedara Jayathilake with his mother Gamaralala Gedara Dingiriamma, 70, and brother Pahala Gedara Gunapala, 44. Mr Jayathilake credits his family with giving him the support to achieve his goals. -- ST PHOTO: RAJ NADARAJAN STRUCK by polio as an infant, Mr Pahala Gedara Jayathilake moved about by crawling on all fours and did not go to school in Sri Lanka until age 10, when he inherited a wheelchair from a crippled man who died in a neighbouring village. Through sheer grit and the support of his mother - a widowed vegetable farmer - and eight siblings, he overcame obstacles aplenty and will graduate with a PhD in Mechanical Engineering from the National University of Singapore. Read the full story in The Sunday Times.