View Video DirectoryDr. Hardy Limeback discusses the drawbacks of water fluoridation. Why a top dental public health professor changed his mind.Top 50 reasons to oppose fluoridation. Paul Connett, PhD. Part 1Top 50 reasons to oppose fluoridation. Paul Connett, PhD. Part 2How toxic is fluoride? Do you really want to know? Phyllis Mullenix, PhD.IAOMT Las Vegas 2009Toxicity and Ineffectiveness of Fluoridation. David Kennedy, DDS.