While East Coasters are still dealing with the wrath of Hurricane Irene, the anniversary of Hurricane Katrina passed yesterday. NPR has a timely interview with host Michel Martin, musician Irvin Mayfield and Keith Spera, author of Groove Interrupted: Loss, Renewal and the Music of New Orleans. Likewise, Rivka Galchen‘s 2009 Harper’s essay “Disaster Aversion” bears re-reading.