Simon Bolivar Youth Symphonic Band Simon Bolivar Youth Symphonic Band The Simon Bolivar Youth Symphonic Band (SBYSB) () is the principal wind band of El Sistema, is a band based in Caracas, Venezuela. Since 2008, its principal conductor has been Sergio Rosales. The Simon Bolivar Youth Symphonic Band was founded in 2005 by the general director of the Simon Bolivar Music Conservatory, Valdemar Rodríguez, and Jesús Ignacio Perez Perazzo. The SBYSB is made up of students of the Simón Bolívar Music Conservatory and is part of the Academic Program of the National System of Youth and Children’s Orchestras and Choirs of Venezuela. The SBYSB has
State President of South Africa State President of South Africa The State President of the Republic of South Africa () was the head of state of South Africa from 1961 to 1994. The office was established when the country became a republic in 1961, and Queen Elizabeth II ceased to be monarch of South Africa. The position of Governor-General of South Africa was accordingly abolished. From 1961 to 1984, the post was largely ceremonial. After constitutional reforms enacted in 1983 and taking effect in 1984, the State President became an executive post, and its holder was both head of state and head of government. The