parker is very to his wife, christine, and has two children, josh and katy. doctor, thank you for being with us. robert bailey is a retired coal miner and member of the united mine workers of america, with complicated black lung disease. he began working in the coal mines in july 1972. graduated -- after graduate from high school. he retired after 36 and a half years due to the to build taking effects of black lung disease. mr. bailey was born in bluefield, west virginia, and has been married for 41 years, three children and nine grandchildren. mr. bailey, thank you for being with us. our fourth witness on the panel is a prince one senior consultant with the new york office of the law firm. mr. bristow specializes in evaluation and cost determination of individual large and long-term workers compensation claims. particularly occupational disease. he worked on analysis and compensation for occupational lung disease since the early 70s. he's also director of the american society of worker's compensation professionals, new york worker's compensation policy institute. mr. briscoe, thank you very much. i as