I have 30 years of experience, and specialize in the field of chemical engineering with specific knowledge in the areas of mixing, powder processing and process design. I have published on such topics as powder blending, powder flow, segregation, tableting, granulation, coating and tablet dissolution, capsules, milling, and agglomeration. I have testified on powder mixing and milling, nanotechnology, bioequivalence, tableting, and coating. I direct the largest academic research organization in the world focused on pharmaceutical product and process design.