Based upon its postcranial skeleton, "S. gracilis" was a vertical clinger and leaper. Current commissioners are&colon; Ron Metzger, Steven Seitz and Bill Clinger. At first, ProBoards originally used software created by the owner, Patrick Clinger. ProBoards was founded and is owned by Patrick Clinger, who wrote the ProBoards software. The singing vocals for The Cattanooga Cats were performed by Michael Lloyd and Peggy Clinger. Clinger was born in Warren, Pennsylvania. Clinger accepted responsibility for using clenbuterol for performance-enhancing purposes, USADA said. It was announced during July that "Clinger" would premiere in theaters in October. Later in Colorado vocals were completed by Stephen, Kenny and Peggy Clinger. Clinger served as an officer in the United States Navy from 1951 to 1955. In his doctoral dissertation, Will Clinger developed the first denotation semantics for the Actor model.