John Stewart, SVP, Chief Security and Trust Officer for Cisco, recently announced that he is leaving his role. What's next for him and his career? 

Who is leading the way in enterprise security? These 26 thought-leaders are making a difference, positively impacting the security field, their organization, colleagues and peers and the national and global security landscape.

With nearly 30 years of progressive experience in contract security management, Christina Duffey is a recognized leader in the security industry worldwide.

Steve Jones began his career with Universal Services of America in 1996 after holding executive level and management positions within two Fortune 500 companies.

Roger Cressey is a partner with Liberty Group Ventures, LLC. He most recently served as a Senior Vice President at Booz Allen Hamilton, supporting the firm’s cybersecurity practice in the Middle East.

The Conley Group, Inc., the organization owned and led by Tom Conley, is known globally for its leadership in the security industry.

Michael Gips has been working in the security industry since 1994. Gips developed and built the CSO Roundtable (now the CSO Center for Leadership and Development) as a standalone membership organization for ASIS, which debuted in 2008.

Bruce Dorris is the President and Chief Executive Officer for the Association of Certified Fraud Examiners (ACFE).

North Greenville University in Tigerville, S.C. has grown from being a Junior College to a university with 2,550 students.

At High Point University in High Point, N.C., Chief Karpovich inherited one department and 12 employees and has built four more departments (Transportation, Parking, Safety & EM) with 130 employees.