Born in the United States of America, he practiced psychology in Washington, D.C. since 1979.  The diverse cross-cultural services are in *Clinical, Forensic, Political, and International* consultation. In 1990, Dr. Hamden established a professional psychology practice in the United Arab Emirates. With the *University** of Maryland*, Dr. Hamden was a 1986 Visiting Fellow at the *Center for International Development and Conflict Management*.  For professional distinction, Dr. Hamden was awarded *Fellow *status in the American College of Forensic Examiners International. Dr. Hamden consults in *Clinical Psychology, Domestic Relations, Crisis Intervention, Trauma, and Homeland Security* (*Diplomate*), *Certified Medical Investigator Level V* and *Certified in Homeland Security Level V, Certified Forensic Consultant*.  He is *Director* of the Human Relations Institute in Dubai Knowledge Village.  Dr. Hamden has consulted in *Critical Incident Debriefing* and *Emergency Planning* as well as *Trauma Situation and Identification* and *Political Psychology* in *Afghanistan**, Saudi Arabia, Syria, Algeria, Iraq*, and other international locations. March 2007, he was selected to service on the committee for the *European Space Agency*(ESA) and consult on *Psychology of Space Travel*.