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Chicago Critical Mass

Where’s “Ace Mann”? Helping run the Critical Mass Twitter account, and chronicling just about every social bike ride in Chicago.

Mann talked about why he does so many rides, his surprising day job, and what Chicago should do to make this a safer cycling city.

September 11, 2024

After violence on last two Chicago Critical Mass rides, thankfully Friday’s event was peaceful, but still wild

Participants seemed to do their part to keep interactions with drivers cordial, but there were bold incursions on expressways and Lower Wacker Drive.

July 28, 2024

There’s no shame in the Critical Mass “corking” game. But after violence two months in a row, let’s increase the peace

Enraged drivers assaulted CCM riders blocking intersections on the Near North Side and in Uptown, including shots fired. What's the right way forward?

July 3, 2024