He didn't have a higher education but his mathematical skills and his absolute fairness and honesty won the trust of the community, so when they decided to establish a bank, they elected him as leader. The bank eventually became a large establishment and Rezso became the president. He was a chain smoker, had a kidney operation when he was 83 but lived another ten years. (Information from Marika Ruttkai.)
His birth record lists his name as Rudolph. He changed his surname to Sandor in 1900.
