Below is a brief sample client list of the 2000+ keynotes, workshops, seminars, and consulting services delivered by Derek.

• Muncie, Indiana - All American City Award - consultant
• National Council on Family Relations - Keynote
• Purdue University - National Science Foundation - consultant
• Todos Santos, Baja Sur, schools - consultant
• International Institute for Children's Rights, Ghent, Belgium, and Victoria, BC
• American School, Athens, Greece - consultant
• National School Board Association National Conference - 22 years of multiple-day presentations
• Arizona School Boards Association Statewide Centennial Project
• Yukon Koyukuk School District, Alaska, for 16 years
• Alaska Prevention Conference - Keynote
• Rotary International (NW Region) - Keynote
• Boy Scouts of America National Regional Conference - Keynote
• Search Institute National Conference national conferences - workshops, plenary sessions, and a keynote over six years.
• Alaska School Counselors Association - Keynote
• Arizona School Counselors Association - Keynote and workshops
• National Fathers Conference - Keynote and workshops
• Nashville City School District - Consultant
• Olmstead County Youth Development Network, Rochester, MN - All-day workshops/seminars
• Minnesota Coalition Against Sexual Assault - Youth Voice Consultant
• Washington County, Oregon - Consultant
• Forest Grove, Oregon - Consultant
• Maricopa School District, Arizona
• Scottsdale Unified School District
• National School Boards Association Leadership Conference, Washington, DC - Keynote and workshops
• National School Boards Association CUBE Conference, Nashville, TN - Keynote, and workshops
• National Drug and Alcohol Conference, Washington DC - Plenary and workshops
• North Dakota Prevention on Violence Against Women Conference, Bismarck, ND
• Utah Prevention of Violence Against Women Conference, Salt Lake City
• Western New Mexico Youth Development Conference, Albuquerque
• Strategies Statewide Conference in California - Consultant
• Aniak Youth Leadership Institute - Primary Leader
• Alaska Youth Leadership Summit - Primary Leader
• Alaska Youth Led Gubernatorial debate, Anchorage
• Alberta Drug and Alcohol Alliance, Edmonton
• British Columbia Ministry of Child and Family Services
• Missoula Prevention Network, Montana
• Hawaii Department of Education, Honolulu
• Alabama School Boards Association, Birmingham
• Compton Neighborhood Coalition, Los Angeles, CA
• JustCommunity, Perkasie, PA
• Reclaiming Youth Conference, Detroit, MI
• IYD Institutes in Alberta, Alaska, Arizona, British Columbia, California, Florida, Illinois, Indiana, Kentucky, Minnesota, Montana, Pennsylvania, Tennessee, and Yukon Territory.
• Alberta Mentoring Partnership - Keynote
• Oklahoma Counselors Association - Keynote
• Texas Partners in Education Conference - Keynote and workshops
• Alabama School Board Association State Conference - Keynote and Workshops
• Tennessee Resiliency Project - Keynote