“…This way of classifying users has yielded a large collection of names. Examples, in alphabetical order, are: casual users (Martin, 1973), computer professionals , dedicated users (Martin, 1973), discretionary users (Bennett, 1979), experienced users (Shackel, 1981), familiar users (Ledgard et al, 1981), first-time users (Al-Awar et al, 1981), the general public (Shackel, 1981), general users (Miller and Thomas, 1977), inexperienced users (Dzida et al, 1978), naive users (Thompson, 1969), noncomputer specialists (Shackel, 1981), nonprogrammers (Martin, 1973), occasional users (Hammond et , 1980), programmers (Martin, 1973), regular users (Dzida et al, 1978), and untrained users (Martin, 1973). Another way of categorizing users has focused more on the nature of the user's job.…”