[1] She was the first coach of the women's track and field team at the University of California Los Angeles, which she led to AIAW national championships in 1975 and 1977.

In 1983, she coached UCLA alumna Evelyn Ashford to a world record in the women's 100 m, set in Colorado Springs.

In 1984, she coached Ashford to gold medals in the women's 100 m and 4 × 100 m relay at the Olympic Games in Los Angeles and later that year to a new world record in the 100 m of 10.76 seconds, set in Zurich.

In 2004, she came out of retirement to coach Allyson Felix to a silver medal and world junior record in the women's 200 m at the Olympic Games in Athens.

She has published numerous articles in publications, including The New York Times, on the subject of performance-enhancing drugs.