Grant Ritchey has practiced general dentistry in Tonganoxie, Kansas since 1986 and has been a strong advocate for evidence based health care policies and practices his entire career. He received his Bachelors Degree in Human Biology from the University of Kansas in 1982 and his Doctor of Dental Surgery Degree from the University of Oklahoma in 1986. A contributor to the Science Based Medicine blog, Grant also hosts the popular Prism Podcast, a podcast that explores the spectrum of science, medicine, and critical thinking. Dr. Ritchey has no conflicts of interest to disclose. He can be found on Twitter as @skepticaldds.