Follow-upstudiesfound that shoppers were morecriticalof a retailer with an eco-friendly-colored logowhen presented with a procedure that was definitely ethicalor definitely unethical.
Johns Hopkins University behavioral biology professor Roland Griffiths struggles with the same ethical questions when he studies the chemicals behind hallucinogenic mushrooms.
Rather than a traditional trial setup, his patients pay tens of thousands of dollars for the privilege of participating in the studies (not the most ethical or effective subject selection strategy).