Here is some more information from the Italian wikipedia passed through google translate:
Quote:The Sovereign Grand Inspector General is the highest level in the organization and 33 ° Masonic of the Scottish Rite . His motto is Deus meumque ius ("God and my right").
The title is awarded unanimously by the Supreme Council, the governing body of the Scottish Rite, whose full name is in fact "the Supreme Council of Sovereign Grand Inspectors General of the 33rd and last degree." Those who receive it, in fact, will join as members of "fees" and then is one of them that are chosen members "active" of the Supreme Council.
The degree is awarded to members of the Rite only deserve special recognition for their work within the organization you want in public life, and can not be granted on request. The awarded shall be referred to "Inspectors General Honorary." [1] Among them we can mention some names especially known as Giuseppe Garibaldi (1807-1882) [2] and Francesco Crispi (1818-1901), Carducci (1835 -1907) and Gabriele D'Annunzio (1863-1938), the South American hero Simon Bolivar (1783-1830), U.S. General Albert Pike (1809-1891), the president of the United States Harry Truman (1884 - 1972), the endocrinologist Pisa Franco Franchi (1926-2002)

, the writer and journalist Sicilian Bent Parodi and, among the living, writers Pruneti Luigi and Michele Moramarco .