“…Minston, Rhodes and Rhodes (1959), and Williams and Harrell (1964) determined that grades in school could not be used in predicting success since these are not correlated with actual knowledge and job performance. Schill (1962) studied the relationship between education and success and found that while education is important for upward mobility, it is not necessarily related to job success. Wright (1964) undertook an extensive study of academic success at the MA and PhD level.…”