I have 30 years of experience, and specialize in the field of security, CPTED, architectural security design with specific knowledge in the areas of CPTED, security in built environment, slips, trips, and falls and prison and jail violence and suicide. I have published on such topics as CPTED, security, safety, prison and jail violence and anti-terrorism. I have testified 80 times on topics such as slips and falls, premises security negligence and inmate suicides. I am America’s only architect and criminologist.