Jacques Offenbach (June 20, 1819 -October 4, 1880), composer and cellist, the creator of "La vie Parisienne" and an originator of the operetta form, a precursor of the modern musical comedy. He wrote a great deal of dance music, particularly for the can-can.
... of unproven, ineffective medicine, usually in order to make money or to maintain a position of power.
Quackery has existed all throughout human history, and ...