In one of our all-time favorite (and longest) interviews, Corbett and Grace Lunsford talk with Rob Dunn, a researcher and expert on ecology within homes and author of the amazing book 'Never Home Alone' (http://robdunnlab.com). The conversation ranges from black mold in drywall to biofilm in plumbing to the extreme environments within our 'normal' American homes- and where we're headed. You can help support the making of this podcast for as little as $5 a month at: http://Patreon.com/HomeDiagnosisTV