Fragile Neighborhoods, Repairing American Society, One Zip Code at a Time, Little, Brown and Company, Seth D. Kaplan,Social classes,Social groups, communities and identities, United;states;us;usa;america;american;society;economics;neighborhoods;wealth;class;cities;suburbs;social innovation;social entrepreneurship;urban planning;urban policy;loneliness;poverty;crime;education;school;addiction;mental health;housing;philanthropy;nonprofits;family structure;community;youth mentoring,, , United States, en-UShttps://www.hachettebookgroup.comUnited;states;us;usa;america;american;society;economics;neighborhoods;wealth;class;cities;suburbs;social innovation;social entrepreneurship;urban planning;urban policy;loneliness;poverty;crime;education;school;addiction;mental health;housing;philanthropy;nonprofits;family structure;community;youth mentoring, [BLURB],[CITY],New York,books, ebooks, biblet, Book2look