The following is a representative list of organizations to whom Dr. Lewis has provided training and/or consultation:

• The Federal Aviation Administration
• The U.S. Postal Service
• The Department of Energy
• The Office of Personnel Management
• The U.S. Army
• The U.S. National Guard
• Panama Canal Commission
• The Government of Barbados
• Johns Hopkins University and the Johns Hopkins Medical Center
• Harvard University
• The City of Phoenix, Arizona
• Cambridge Police Department
• Roger Williams University, School of Justice Studies
• Merrill Lynch
• Hartford Hospital
• Yale New Haven Hospital
• INOVA Healthcare Systems
• Staten Island University Hospital
• World Conference on Disaster Management
• Public Service of New Hampshire
• Johnson & Johnson Orthopedic
• General Motors/IUE
• Northeast Law Enforcement Officers Association
• The Boston Globe
• Massachusetts Department of Elder Affairs
• Bank of Montreal
• Massachusetts Fire Fighters Academy