Kay Nelson, former chief executive of Aoraki Polytechnic, has died. Nelson served as the institution's leader from 2009 to 2012. The announcement of her death was made by the polytechnic. No further details were provided. The polytechnic expressed condolences. The cause of death was not disclosed. Nelson was known for her leadership during a period of growth. Her passing marks the end of an era for the institution. The polytechnic plans to release more information in the coming days.