then jeffrey lieberman the author of, shrinks the untold story of psychiatry, 1015, john and karen discuss their book about autism. and the author of the pandemics, sonya shaw on how to prevent the spread of infectious disease. >> doctor vincent and his daughter are co-authors of the death of cancer, but the history of cancer research and therapies they discuss cancer treatments and putting chemotherapy, immunotherapy and medical marijuana. this is an hour. >> good evening, i am kelly the program director at the westport library. i'm. i'm pleased to welcome you to this evening's program. just a few housekeeping items before we get started. if you could please take a moment to silence your cell phone, you have noticed a few cameras in the room and we are pleased to have c-span here to film this evening's program. tonight is an onstage conversation and there will be an opportunity for audience questions at the end, i'm going to ask that you please wait for the microphone and speak into it clearly so your question could be heard. after the discussion the authors will be pleased to sign copies