John Kind is a principal toxicologist at CTEH^® where he works on a broad range of human-health based issues including exposure assessment, dose reconstruction, industrial hygiene, and disease causation. He also participates in the Toxicology Emergency Response Program, leading air monitoring and environmental sampling teams to address worker and public safety after hazmat incidents across the country. Based on this work, he routinely faces a variety of issues and concerns related to chemical releases from fixed facilities, the transportation industry, oil and gas exploration and production, and landfills. Dr. Kind also serves as an expert witness in toxic tort litigation providing testimony regarding disease causation.