This article from The Economist surveys the opinions of several economists on the impact of technology on employment in the near and long term, including white collar occupations like the legal services industry. An excerpt:
For much of the 20th century, those arguing that technology brought ever more jobs and prosperity looked to have the better of the debate. Real incomes in Britain scarcely doubled between the beginning of the common era and 1570. They then tripled from 1570 to 1875. And they...