 Lambert produced a bisexual health care report for the New York City Department of Health in 1993, examining barriers to service for bisexual people accessing health and mental health services.She was a member of the Educational Coalition on Lesbian and Gay Youth (ECoLaGY), 1992–94.Lambert ran a Women's Safer Sex Workshop series, for bisexual women and lesbians, that ran almost three years, from March 1992 through December 1995.