In this edition of Security’s Top 5 from Security magazine, we showcase the top stories and new developments from across the security industry throughout September.

Yonah Alexander, Director of the Potomac Institute's International Center for Terrorism Studies, records historical violence to stop the past repeating itself.

Scott Ashworth, Head of Safety and Security at Overtime Elite, recalls his work as a police officer and the transition into sports security.

Robert Soderberg, Vice President of Enterprise Safety & Security & Chief Safety, Security & Resiliency Officer at Adtalem Global Education, recalls his career.

Michael Dorn, Executive Director at Safe Havens International, recounts his 40-plus years in the security industry and the lessons he's learned along the way.

Matthew Horace, Chief Security Officer at Pretium & Progress Residential, has championed security across the government, healthcare and technology sectors.

Liz Cathcart, Executive Director for Hostage US, focuses security response of a hostage situation.

Jennifer Williams, Senior Director, Information Security at Healthcare of Ontario Pension Plan (HOOPP) blazes her own path in the cybersecurity industry.

Gregory Robinson, Vice President, Global Corporate Security at TransUnion, forged his own path in military and enterprise security.

Eric Vélez-Villar, Assistant Director of the FBI Office of the Private Sector, recounts his career across the FBI and how his role shifted in the organization.