I have 28 years of experience, and specialize in the field of blood banking, transfusion medicine and laboratory medicine and pathology with specific knowledge in the areas of transfusion practice, blood donor selection and laboratory medicine practice. I have published on such topics as transfusion reactions, errors in the laboratory and hospital and donor selection critiera. I have testified 8 times on topics such as transfusion reactions, transfusion transmitted disease and errors in laboratory testing.