sentence1: As David Rusk, a former mayor of Albuquerque, argues in his book, Cities Without Suburbs , metro-wide governments where the suburbs and the city are joined tend to be more racially integrated, and better off in various other ways as well.
sentence2: David Rusk said in his book about his experience as mayor that suburbs and cities joining together at the edges of the metropolitan area leads to better economic stability, schools and neighborhood safety then when races start to become segregated. 