He completed his doctorate in chemistry at the University of Toronto and now applies this scientific background toward the study of peace and conflict issues.

In 2020 he proposed to the UN a new Occasional Paper series on technology and the first paper in the series was his paper on “Technology Innovation Model for the UN: The “TechNovation Cycle” [5] Dorn also has experience in United Nations field missions such as the United Nations Mission in East Timor and the UN mission in the Democratic Republic of the Congo, UNDP projects in Ethiopia, and as a Training Adviser with the UN's Department of Peacekeeping Operations (DPKO).

[6] He has been sent by UN Headquarters to the field missions, including MINUSCA in the Central African Republic, MINUSMA in Mali, and MONUC/MONUSC in the D. R. Congo.

They help players prepare for and understand the complex social situations in modern conflict zones, including child soldiers and sexual violence.

[9] Dorn first came to RMC in 2000 to serve as the organizer (Director) of the International Peacekeeping Summer Institute which offered "critical perspectives on global peace operations.

[12] During his time at the organization, he spearheaded projects and events related to global peace and security with an emphasis on UN peacekeeping.