He called himself Ludwig Tacker, gave no occupational title and stipulated Humlegårdsgatan as his home address.

Indeed, the best programmers at the AI Lab disdained the term programmer, preferring the more slangy occupational title of hacker instead.

Occupational titles of the subjects were classified by standard occupational and industrial codes.

The New Yorker, October 26, 1940 P. 13 The Department of Labor set out to compile a Dictionary of Occupational Titles.

Exposure to 31 different substances was assessed using a specifically designed job exposure matrix that consisted of profiles of exposures in 11 occupational titles.