Sgt STEPHEN SADLER Policing and Training

Stephen Sadler served with the Toronto Police Service for 30 years, retiring as the Sergeant in Charge of one of the two CBRNE teams in Toronto. Over the years, he was involved in a variety of investigative and tactical roles, and taught extensively in Search and Rescue, Public Order and Crowd Management, and Emergency Management programs. Stephen served a year-long tour in Afghanistan, working with EUPOL as a mentor and adviser for the Commanding General in charge of policing for the province of Badakshan. He retired to the corporate sector in 2018, as the Manager for Corporate Security for the Ontario Lottery and Gaming Corporation.

YIAGADEESEN SAMY Development Economics

Yiagadeesen Samy is an Associate Professor at the Norman Paterson School of International Affairs (NPSIA), Carleton University. Samy holds a PhD in Economics with specializations in international and development economics. He has published several articles in refereed academic journals and contributed chapters to several books. Samy recently won a research achievement award from the Faculty of Public Affairs at Carleton University for his work on state fragility. He is currently working on aid allocation and effectiveness in fragile states; fiscal pacts and development outcomes; aid for trade; and emerging donors.


Jeni Sandeman is a senior communication strategist in the RCMP's Public Affairs and Communication Services Directorate with over 5 years of service as an RCMP Civilian Member. Jeni has over 9 years of experience in the communication field and holds two degrees (Mount Royal College and University of Calgary). Jeni is currently an acting team leader within the Strategic Communication group, providing consultation, issues management and communication support to the Critical Incident Preparedness and Response Initiative, the Protective Policing Directorate, and the Major Events Section for security related to the Vancouver 2010 Olympic and Paralympic Games.


Doug Silver is the Division Chief, Professional Development and Training, Toronto Fire Services and Special Teams Coordinator HUSAR.

Major RODGER B. SLOAN Defence Research

Joining the CF as a Medical Assistant, Major Sloan completed numerous postings and tours before being commissioned as a Bioscience officer. He participated in various UNSCOM missions in Iraq (1995, 1998) as a Biological weapons inspector and was one of the first leaders of Force Health Protection’s Deployable Health Hazard Assessment teams. In 2003, he became the first Director of the Counter Terrorism Technology Centre, DRDC Suffield.

ANGUS SMITH Policing & Intelligence

Angus Smith is the Officer in Charge, Alternative Analysis, RCMP National Security Criminal Investigations. Mr. Smith has close to 25 years experience as an intelligence analyst across the RCMP and worked in a variety of areas, including drugs, organized crime and anti-corruption before taking up national security-related duties after 9/11. Mr. Smith has also worked in Eastern Europe and Latin America. His current areas of focus include strategic issues related to the Middle East, South Asia, Russia and China. He has a particular interest in domestic radicalization. 

DOUG SMITH Disaster Mangement

Douglas G. Smith is a researcher and emergency manager. From 2002 to 2016 he worked as a contractor for the United Nations Disaster Assessment and Coordination (UNDAC). He operated in Myanmar, Haiti, West Africa and Peru. Back on Canadian soil since 2017, he currently studies the roles of military forces in disaster management.

K. JOSEPH SPEARS Maritime & Northern safety and security issues

A retired maritime barrister, Joe Spears is a principal of the Horseshoe Bay Marine Group (HBMG) in West Vancouver Canada. He has a long-standing interest in all aspects of emergency response, regulatory law enforcement and governance, and the growing impact climate change has on these issues in Canada, an arctic and ocean nation. Joe has acted as ad hoc civil agent for the Attorney General of Canada and has prosecuted federal offenses on behalf of the Public Prosecution Service of Canada. He has developed and delivered a national investigation course for Transport Canada Marine Safety and Security. A graduate of Dalhousie University, with a Masters from the London School of Economics, London, England in Sea-Law law, Economics and Policymaking, he has acted for various private sector organizations and government departments as a legal, policy and training advisor (including commercial interests and insurers). A certified mariner and pilot, Joe is a frequent lecturer, commentator and writer both domestically and internationally on these issues. Joe has been writing for FrontLine since 2008.

Dr. PAULA STEWART Public Health

Paula J Stewart MD, FRCPC is the highly respected Medical Officer of the Health Unit in Leeds, Grenville and Lanark District in Ontario.


Dr. Harold Stocker has been a Defence Scientist with the Directorate of Science and Technology Policy (DST Pol), Defence R&D Canada (DRDC) Programs since 2001. In his 25-year career, following post-doctoral assignments, including with the National Research Council of Canada, he held progressively senior mgmt positions with the Atomic Energy Control Board (now, the Canadian Nuclear Safety Commission), and the nuclear regulatory authority in Canada. Although trained as a nuclear physicist, his interest and attention with DRDC are devoted to the study, analysis and assessment of emerging technologies in the defence and national security domains.