Born in Vienna and studied at the University of Vienna, Siegfried Abeles contributed to various journals on pedagogical subjects. In 1910 his articles on child activities and sports that he published in the students’ journal Gaudeamus were highly praised.
Aftyer 1915 he devoted his time to teaching blind children and soldiers. In 1917 he published his method of teaching bookkeeping to blind soldiers, and a year later his Die hebraeischen Blindenschrift – System was published.
Abeles is the author of numerous other educational works. He also has been chief of instruction to blind Jewish children in Vienna.