Trump's EPA Scraps Expert Advisory Committee Focused on Deadly Air Pollution October 15, 2018 Ana Diez Roux, PhD, dean of the Dornsife School of Public Health, was quoted in an Oct. 12 Earther story about the Environmental Protection Agency’s decision to dismantle the Particulate Matter Review Panel, an advisory board of experts in microscopic airborne pollutants known to cause respiratory disease. Diez Roux was the first chair of the panel. View story