Public Nuisance Wire summarizes the high points of 2009 in lead paint litigation and new-style public nuisance law generally. At Mass Tort Lit, Alexandra Lahav rounds up highlights of 2009 scholarship on mass torts and class actions and separately asks: "What were the most important developments in mass torts in the last decade?" Bruce Carton has a 2009 securities-law year in review at Compliance Week. Finally, at the Marquette Law Faculty Blog, Michael Ariens has a list of "Top Ten Changes in the Legal Profession Since 1979" [part one, two].