The Chainlink

John Greenfield
  • Male
  • Chicago, IL
  • United States
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Latest Activity

John Greenfield replied to Amy Y's discussion Bicycle advocacy
"Check out Streetsblog Chicago, our daily sustainable transportation news and advocacy website. Thanks!"
May 11
John Greenfield replied to Bob Kastigar's discussion Tweed Ride?
Feb 24
curt(is) locke replied to John Greenfield's discussion New Midnight *Merauders* bike group formed (no, not the old Midnight *Marauders* group)
Jan 1
John Greenfield posted a discussion

New Midnight Merauders bike group formed (no, not the old Midnight *Marauders* group)

Great minds think alike!There's a new Midnight *Merauders* late-night bike group in Chicago: to be confused with Chicago's old Midnight *Marauders* late-night bike group:…See More
Dec 29, 2020
John Greenfield replied to SlowCoachOnTheRoad's discussion Das Damen Deaths
"The dashed bike lanes and lower speed limit are an effort to prevent more cyclists from being seriously injured or killed on this stretch. Whether they would prevent someone from dying in the exact same manner as Whitacre is not the point."
Nov 24, 2020
John Greenfield replied to SlowCoachOnTheRoad's discussion Das Damen Deaths
"Dashed bike lanes = more driver awareness of cyclists on the road, drivers tending to stay further to the left, giving cyclists more room to ride out of the door zone. 20 mph speed limit signs + visually narrowing the street = slower average driver…"
Nov 23, 2020
John Greenfield replied to SlowCoachOnTheRoad's discussion Das Damen Deaths
"Some upgrades have been made / are planned on Damen between Diversey and Belmont, where Liza Whitacre was killed on her bike in…"
Nov 20, 2020
John Greenfield replied to Bob Kastigar's discussion Mary Wisniewski?
"She took a job as the Cook County chief judge's spokeswoman, and she's still doing some writing, occasionally writing a non-transportation column for the Tribune. You can keep up with her via Twitter (you don't need an account to read…"
Nov 17, 2020

Profile Information

What I ride:
Road, Cruiser
The kind of riding I do:
Recreational, Around Town
My other websites (twitter, facebook, pinterest, Google+, blogs, etc.):

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John Greenfield's Blog

Interview with Leah from the Chainlink on VWYF

This week Vote With Your Feet talks with Leah Neaderthal,
founder of the Chainlink social networking website for cyclists
about the history of the site and her goals for its future.

Keep on walking, biking and transit-ing,

John Greenfield

Posted on May 6, 2009 at 9:59pm

Comment Wall (11 comments)

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At 5:33pm on August 25, 2011, Andrew said…
Done.  Thanks again for leading the ride on Saturday.
At 8:09pm on June 21, 2010, J M said…
Was curious if you were going to lead another Perimeter Ride this summer. If so, when?
At 11:56am on January 27, 2010, Matt Roben said…
Hi John- I am so sorry I missed your friend request back in October regarding the Midnight Circus show/Time Out article- BUMMER! I will definitely keep you informed the next time I am using my bike for anything fun and circusy...
At 7:40pm on December 12, 2009, Andrew Bedno said…
If memory serves, today may have been the first time we've well met. I've long appreciated your contribution to the cause of bikes, anticipated meeting you, and was not disappointed.
At 4:32pm on August 24, 2009, JoAnna said…
oops, that's a thanks to David the Great for biking through the hood with me... hmmm. what exactly was in that "rainbow cone?" Actually they are opening up another location on Diversey near Halsted...
At 12:09pm on August 24, 2009, David the Great said…
I really like your profile picture. :)
At 12:53am on August 23, 2009, Ian said…

Great ride, great route! Thank you.
At 11:58am on August 18, 2009, Wobbly said…
I did a VERY rough outline of last year's perimeter map here if you wanted to update...
At 11:55am on June 26, 2009, jessiejane said…
Hello John, Will you be planning a Michael Jackson tribute ride? Or at least a little song?
I hope so!
At 2:49pm on May 4, 2009, John said…
Glad you could make it John - I think there should have been a prize for "sweetest ride" because you would have won.

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