McKechnie opened her first dance school in 1945. In 1948 she married Ken McKechnie and had two children before establishing another dance school in 1955. In 1963 she founded the Australian Contemporary Dance Theatre and served as its artistic director until 1973. After studying dance in the US and Canada, including three months at the
Juilliard School in New York, she developed the curriculum for Australia's first degree course in dance at Rusden College (now Deakin University) in 1975. Along with Dame
Peggy van Praagh, she was one of the co-founders of
Ausdance. She was interviewed by
James Murdoch for an episode of "Dance: Videos of Australian dancers and choreographers" in 1988. She herself interviewed a number of dancers, including
Meryl Tankard and
Graeme Murphy, for the Australian choreographers oral history project from 1990. ==Death and legacy ==