DentalTown has a video series called Dentistry Uncensored With Howard Farran, where he interviews experts in the industry on topics ranging from clinical procedure improvements to earning a patient's trust to how your office looks aesthetically. There's about 790 episodes there to watch... it's like TED talks for dentists... enjoy learning a bunch.
http://www.dentaltown.com/blog/54/dentistry-uncensored-with-howard-farran