I have 41 years of experience, and specialize in the field of occupational safety and health (OSHA) with specific knowledge in the areas of machine safe guarding, slips trips and falls, and safety training and program development. I have published on such topics as machine safeguarding, hazardous materials and construction, and general industry safety as related to safe walking on work surfaces. I have testified 7 times on topics such as construction safety, machine safe guarding and slips trips and falls.