David is a licensed psychologist and attorney who has been performing diversity trainings across the country since 1992. He received graduate degrees from the University of California, Berkeley, and the University of Wisconsin- Madison. David provides expertise in multicultural sensitivity, Lesbian, Gay, Bisexual, and Transgender issues, cultural issues in psychological interventions, and communications and listening skills.

David also provides dispute mediation services and multicultural counseling. Clients have included the United States Forestry Services, Departments of Education, Lucent Technologies, State of Wisconsin, National Association of Financial Aid Administrators, Carleton College, Colby College, Trinity College, Berea College, University of Wisconsin Systems, YWCA, San Francisco State University, Kaiser Permanente, and various other organizations and corporations. He has been guest and keynote speaker in several engagements concerning building multicultural matters and is a core facilitator of films by StirFry Seminars, including The Color of Fear and Last Chance for Eden.)