then we turned to a conversation with singer lani hall alpert. we are glad you have joined us. those conversations coming up right now. >> and by contributions to your pbs station from viewers like you. thank you. tavis: jd power and associates --t about revolution dies revolutionized how consumers buy cars. he may be industry sit up and take notice. the man who devised this breakthrough marketing business is james david power iii. a new biography has just been published about him. have you, and honor to on this program. >> thank you for having me. tavis: i feel like i know you. we have never met, but i see your name in your work all over the place. i was just saying i was on two planes yesterday and walking the jde jet bridge i saw power ranking in they were bragging about their on-time bridge, andone jet in another bragging about customer service. it might have started with automobiles, but you do this for so many different industries. you're were telling me that you actually sought out lobbying industries. to comethey asked us and provide the same type of information we were