A businessman who has dedicated a great part of his life to serving the Jewish community and the cause of dialogue and interfaith relations across the globe, Sir Sigmund is also a member of the Board of Deputies of British Jews.
He has served with distinction as sole Patron of the International Council of Christians and Jews, co-founder of the Three Faiths Forum, vice-president of the World Congress of Faiths and co-ordinator of the religious component of the World Economic Forum. He is also an active participant in the work of Rotary International.
He was knighted in 1976, appointed a Papal Knight in 1985, and awarded the Templeton Prize for Progress in Religion in 1998 for his interfaith work worldwide
His work for understanding and reconciliation between faith communities has taken him to every continent and has brought him recognition from nineteen countries as well as the Vatican.