Amyr Klink, whose sailing exploits have made him a hero in Brazil, tells of his daring single-handed circumnavigation below the Antarctic Convergence. Klink, who prefers to call his adventures organizational challenges , relies on methodical planning, innovative (and sometimes controversial) technology, and raw courage as he takes on the non-stop white-knuckle dangers of the Southern Ocean. Humbly and handsomely he achieves his goal: to circle the Earth below the Antarctic Convergence alone.