This op-ed essay, Filling in the gaps in the city suggests local action on climate change as Copenhagen builds to a crescendo ... Karl "Chip" Case, a longtime friend of the Lincoln Institute and for many years a member of the board, is retiring after a Mr. Chips-like teaching career at Wellesley College; in a Boston Globe tribute, he recalls some real estate advice administered decades ago by Gregory K. Ingram ... Edward Glaeser writes on What Makes Cities Great at Economix ... The American Institute of Architects' Home Design Trends Survey suggests renewed interest in downtown living ... On the 150th anniversary of Charles Darwin's Origin of Species, an article in Town and Country Planning explores evolutionary theory and Patrick Geddes ... A recent Citiwire column assess prospects for big changes in federal transportation spending ... A review of David Owen's Green Metropolis ... Virginia pushes ahead with restrictions on the ubiquitous cul-de-sac. Seasons Greetings from the Lincoln Institute of Land Policy! Follow us on Twitter at landpolicy.