sentences:  After graduating from UCLA with a degree in mathematics, Doby fulfilled a commitment to his high school mentor by returning to his alma mater, Fremont High School in Los Angeles, as a mathematics teacher.In 1968, Doby returned to UCLA to pursue graduate studies.After a one-year stint as Assistant Track Coach, he joined the administration full-time and held a variety of positions while completing work on his master's degree in education, with a focus on measurement and statistics, and his doctorate in higher education administration at UCLA.