A unique concept and dogged persistence have made Paul Cave one of Australia's most celebrated entrepreneurs. Thanks to his tenacity, millions now have climbed the iconic Sydney Harbour Bridge to enjoy the awe-inspiring view from the top of one of the world's most famous landmarks. Establishing BridgeClimb took the experienced businessman and his partners nine years, dealing with numerous government bodies, community groups and experts on safety, logistics, media and heritage. In an exclusive interview for Knowledge@Australian School of Business, Cave tells how he remained sure-footed along the way. Undeterred, he's planning similar ventures offshore.