Ctrl + K
Sign in
Create account
Share
Copy link
Facebook
Email
Notes
More
Jonathan Card
@jonathancard
I have a varied background, from non-profits to start-ups to mathematics. I try to bring a sober perspective to some of the problems that get someone labelled a crank. Or maybe I'm a crank. You'll have to decide.
5 subscribers
Subscribe
Jonathan’s Substack
By Jonathan Card
My personal Substack
Activity
Posts
Likes
Reads (21)
Get app
This site requires JavaScript to run correctly. Please
turn on JavaScript
or unblock scripts