Court rulings handed down through the years have determined that a company's responsibility not to discriminate based on sex begins even before an individual is hired. Companies can be held liable if pre-employment screening or testing is determined to be discriminatory, if applications ask unacceptable questions designed to screen for sex, or if the overall selection process is deemed to be unfair. One of the main indicators that gender discrimination has occurred in the hiring process involves the qualifications of the job applicants. While a slight difference in qualifications between a female and a male candidate does not automatically indicate gender bias (if a lesser qualified male candidate is hired instead of a female candidate, that is), a drastic difference in qualifications has almost always been upheld by the courts as a sure sign of gender discrimination. For example, if a male who dropped out of high school without receiving a diploma is hired in an administrative position over a female who had obtained her master's degree, then it is likely bias was a factor.
In addition to gender discrimination in hiring and other circumstances, there is a particular form of sexual discrimination called sexual harassment. This form of discrimination involves inappropriate words or actions of a sexual nature directed at an employee by employees of the opposite sex. To meet the criteria for harassment, the behavior in question must be both unwanted and sexual in nature. The U.S. legal