i'm a physician i practice medicine here in philadelphia for a little over 20 years and doctor paul offit was someone i and all my friends and colleagues look up to. the director of the vaccine education center of the children hospital of philadelphia and Ãbat the university of pennsylvania school of medicine, doctor paul offit is the coinventor of the Ãbvaccine and author is isaac ward member of the autism science foundation.his many honors include election to the institute of medicine of the national academy of sciences. he is the author of more than 140 papers and six books including the cutter incident, autism falls profits and bad faith. i admire dr. offit not only for his science but his bravery. he was always willing to speak truth to those trying to bring him down. it's a tough position to be in and he certainly deserves all of our respect. the book he will discuss tonight is called "bad advice", or why celebrities, politicians and activists are not your best source of Ãbit was really ironic when i was asked to give us introduction. i was asked to do it because i'm chair of the he