This booklet provides gereral information on minority women (Blacks, Hispanics, Asian Americans, and American Indians) in math and science careers and profiles of specific women in these fields. Part 1 gives brief profiles (approximately 150 words each) of 40 minority women in math and science careers. Each biography gives the individuals' current job, educational background, hobbies, and her suggestions to young women. In some cases personal information about the woman's family is given. Part 2 consists of a discussion of the barriers encountered by minority women in all phases of career pursuit from childhood discouragement through difficulty in obtaining promotions once in their chosen field. These observations are supported by personal statements of women who have encountered these barriers. The booklet ends with a glossary of terms, a table showing numbers of men versus women in a variety of scientific and mathematical fields by race, and, finally, a listing of professional fields of study showing how much high school preparation is required for entry into these fields. (CG)