“I just bought a new BPA-free tupperware set.” This comment, coming from my friend Anna, caught me off guard. Anna’s a highly competent law professional. She’s a critical thinker and she fights in the heavyweight division when it comes to cutting through BS. But the Anna I knew was falling into some painful traps that seemed to be bypassing her inner hawk-like skeptic. She’s wanted to lose around 15lbs for some time now and came to me to share how stuck she was feeling in this goal. She brought up an avenue she was exploring: the new BPA-free tupperware set.…