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  1. 99% Invisible
  2. U Is for Urbanism
U Is for Urbanism

U Is for Urbanism

99% Invisible · Dec 2, 2025

Sesame Street's iconic city block was a deliberate lesson in urbanism, embedding Jane Jacobs' principles to shape our vision of community.

Primary Colors in Playgrounds Act as Hostile Design Towards Teenagers

While bright primary colors attract young children, they also serve as a subtle signal that teenagers are unwelcome. This aesthetic choice contributes to the exclusion of teens from public spaces, reinforcing the idea that these areas are only for the very young and not for them.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago

Modern Playgrounds Are Intentionally Designed to Encourage Risky Play

Contrary to the goal of eliminating all danger, progressive playground design intentionally incorporates managed risk. This "risky play" is psychologically vital for children to learn physical limits, problem-solving, and resilience in a controlled environment, which ultimately makes them safer.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago

Jane Jacobs' "Sidewalk Ballet" Is a Visual Indicator of a Healthy Neighborhood

Coined by Jane Jacobs, the "sidewalk ballet" describes the series of casual, unplanned interactions between neighbors, shopkeepers, and strangers. This constant, informal public life, exemplified in Sesame Street's first episode, is a visible manifestation of a community's safety and social cohesion.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago

Jane Jacobs Argued Old Buildings are Essential for Neighborhood Economic Diversity

A mix of old and new buildings is crucial for a vibrant neighborhood. Because new construction is expensive, it drives up rents, excluding smaller businesses and lower-income residents. Older buildings provide the affordable spaces necessary to foster a diverse economic and social ecosystem.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago

Sesame Street Was a Trojan Horse for Jane Jacobs' Urbanist Ideals

The show deliberately modeled a healthy, walkable, mixed-use neighborhood based on urbanist Jane Jacobs' principles. It taught millions of children to value vibrant city life during an era of white flight and anti-urban sentiment, subtly shaping their future preferences for community.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago

Sesame Street's Positive Urban Vision Was Inspired by a Gritty PSA

Creator John Stone's epiphany to set the show on a city street came from a "Give a Damn" campaign ad showing children in Harlem gutters. Instead of replicating the despair, he chose to create a positive, harmonious counter-narrative set in a familiar but idealized urban environment.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago

Sesame Street Used Idealism to Normalize Progressive Social Realities

By depicting a Black couple as property owners in the 1960s, Sesame Street's creators used its fantastical setting to present an idealistic social vision. This strategy aimed to shape children's perception of what is possible and normal, making aspirational concepts like Black homeownership feel attainable.

U Is for Urbanism thumbnail

U Is for Urbanism

99% Invisible·3 months ago