Cal Henderson

@iamcal

Previously: Slack co-founder & CTO

San Francisco, CA iamcal.com Joined September 2006

282 Following 10K Followers 3.1K Posts

Latest posts 5

I've updated my 2025 reading list with the 121 books I read in the year. Highlights were The Thursday Murder Club by @richardosman, Piranesi by @susannaclarke_, The Repeat Room by Jesse Ball and Little Eyes by @sschweblin.

iamcal.com/misc/reading-l…

Cal Henderson @iamcal Jan 6, 2025

I've updated my 2024 reading list with the 88 books I read in the year. Highlights were Oryx and Crake by @MargaretAtwood, The Husbands by @hollygramazio and Dungeon Crawler Carl by @mattdinniman

iamcal.com/misc/reading-l…

Cal Henderson @iamcal Feb 12, 2024

Happy 10th birthday to Slack 🎉
Happy 20th birthday to Flickr 🎉

Time for me to take a little break 😅

Cal Henderson @iamcal Jan 16, 2024

I've updated my 2023 reading list with the 105 books I read in the year. Highlights were The Future, by @NaomiAllthenews, Station Eternity by @mightymur and Titanium Noir by @Harkaway

iamcal.com/misc/reading-l…

Cal Henderson @iamcal Sep 12, 2023

This is so much fun!

chris arvin @chrisarvinsf Sep 12, 2023

sf friends, here's my lil' challenge for you: what % of san francisco's street network can you name from memory?

carvin.github.io/sf-street-names

just start typing names and press enter :)

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