Our Leadership Team
M. Ron WahidChairman
M. Ron Wahid acts as a leading strategic advisor to heads of state and government on geopolitical and international security issues.
Dr. Steven P. AdragnaSenior Vice President &
Dr. Steven P. Adragna actively drives client engagement for the group, which provides integrated and customized solutions to manage risk for multinational public and private entities.
John David Baycroft (MBE)Director, Special Projects
John David Baycroft (MBE) is responsible for designing and delivering strategic risk management solutions and critical intelligence operations. He also plays a key leadership role in the Integrated Solutions group.
Keith BristowSenior Advisor
Keith Bristow plays an active role in Arcanum projects at both the strategic and tactical level related to international law enforcement, transnational crime and intelligence operations.
James CladSenior Advisor
James Clad is a former U.S. Deputy Assistant Secretary of Defense and comes to Arcanum with 25 years of senior defense/foreign policy formulation and implementation experience, and energy consulting, from broad policy to specific outcomes.
Brigadier General Joseph B. DiBartolomeoVice President, Special Operations
Brigadier General DiBartolomeo advises Arcanum’s clients on strategic matters that employ his expertise in counter-terrorism, counter-insurgency, military security, planning and development, military doctrine development, special operations training and border security.
Rt. Hon. Lord David EvansSenior Advisor
Evans of Watford (Life Baron), David Charles Evans comes to Arcanum with a 55-year career in print and publishing, and holds a number of chairmanships, spanning across publishing, printing, business consultancy, charity and healthcare.
John HannahSenior Advisor
John Hannah was Vice President Cheney’s National Security Advisor and headed his Office of National Security Affairs. During President Bush’s first term, he served as the Vice President’s Deputy National Security Advisor for Middle East Affairs.
Yael HartmannVice President & General Manager, Strategic Communications Group
Yael Hartmann develops, directs and implements strategic communications solutions in support of major intelligence, security and geopolitical operations and is responsible for managing all media- and communications- related matters.
Calvin R. HumphreyExecutive Vice President & Chief of Staff
Calvin R. Humphrey has the primary responsibility of managing the day-to-day affairs of the business, overseeing large international projects and implementing strategy.
General Anthony ZinniSenior Advisor
The retired four-star General Zinni who served as Commander of the US Central Command (CENTCOM) and as Special Envoy for the US to Israel and the Palestinian Authority.