Previous studies have shown a positive correlation between consulting relationships and utilization of various medical technology products. Such data has led many to believe that financial conflicts of interest lead to bias in utilization by physicians. Nevertheless, a study by CHAS Fellow Fabrice Smieliauskas provides some of the first causal evidence relating to conflicts of interest on medical practice. He concludes his research discussion with policy suggestions, including the regulation of financial relationships between medical technology industry and medical practitioners.