'Archives have always been changing, but in recent times the changes have been quite profound and seemingly accelerated, both in Australia and around the world, in theory and in practice. Much of this can probably be attributed, in one way or another, to the ongoing disruptive effects of the Internet and its many derivatives. It is unsurprising then that the online world features prominently in the articles of this issue, shaping and channelling many of the challenges that archivists are contending with in their contemporary practice. ' (Introduction)