Publisher's Note -- Introduction to Careers in Protective Services -- Agricultural and Food Scientists -- Computer and Information Research Scientists -- Conservation Scientists and Foresters -- Construction and Building Inspectors -- Correctional Officers and Bailiffs -- Emergency Management Directors -- EMTs and Paramedics -- Environmental Scientists and Specialists -- Epidemiologists -- Fire Inspectors -- Firefighters -- Fishing and Hunting Workers -- Forensic Science Technicians -- Health and Safety Engineers -- Health Educators and Community Health Workers -- About Working in Homeland Security -- Information Security Analysts -- Occupational Health and Safety Specialists and Technicians -- Police and Detectives -- Police, Fire, and Ambulance Dispatchers -- Private Detectives and Investigators -- Probation Officers and Correctional Treatment Specialists -- Registered Nurses -- Rehabilitation Counselors -- Security Guards and Gaming Surveillance Officers -- Social and Community Service Managers -- Social Workers -- Substance Abuse, Behavioral Disorder, and Mental Health Counselors -- Appendix A: Holland Code -- Appendix B: General Bibliography -- Appendix C: Organizations and Web Resources -- Appendix D: Glossary -- Index.