Leith lives in Bridgewater in the beautiful Adelaide Hills in South Australia. He is married with two children and works as a Systems Engineer. He has an eclectic mix of interests and passions including Christian Spirituality (in the liberal Anglo-Catholic tradition), Australian Rules Football (he is a passionate Port Adelaide Power supporter), progressive politics (he generally supports the Australian Labor Party) and Astronomy. He also has a keen interest in science and technology and describes himself as a technological optimist. He harbours a dream to start a high technology company – not only to make millions but to make the world a better place.