Cal Henderson @iamcal X Profile

Cal Henderson

@iamcal

Followers

10K

Following

94K

Media

124

Statuses

3K

Previously: Slack co-founder & CTO

San Francisco, CA

Joined September 2006

Don't wanna be here? Send us removal request.

Cal Henderson

@iamcal

4 months

RT @NC_Renic: I apologise for the delayed response to your email, I have enormous personal flaws that I refuse to work on.

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Cal Henderson

@iamcal

6 months

RT @Aizkmusic: It's 2:00 AM .Who wants infinite scrolling wikipedia!!.

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Cal Henderson

@iamcal

7 months

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.

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Cal Henderson

@iamcal

8 months

RT @MatthewWSiu: made a map that lets you discover wikipedia pages around the world 🗺️📌

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Cal Henderson

@iamcal

8 months

RT @ggooooddddoogg: choosing to open the twitter app again

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Cal Henderson

@iamcal

1 year

RT @x_zaich: The calories aren’t empty if they are filled with joy.

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Cal Henderson

@iamcal

1 year

Happy 10th birthday to Slack 🎉.Happy 20th birthday to Flickr 🎉. Time for me to take a little break 😅.

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Cal Henderson

@iamcal

2 years

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.

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Cal Henderson

@iamcal

2 years

RT @eris_nerung: i've been going through the tabs i left open "to read later" and actually reading them so that i can close them, but this….

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Cal Henderson

@iamcal

2 years

RT @JenMsft: When you have back to back meetings

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Cal Henderson

@iamcal

2 years

RT @MoonPie: Sorry I haven't been checking DMs it's just that I don't want to and you can't make me.

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Cal Henderson

@iamcal

2 years

This is so much fun!.

chris arvin

@chrisarvinsf

2 years

sf friends, here's my lil' challenge for you: what % of san francisco's street network can you name from memory?. just start typing names and press enter :)

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Cal Henderson

@iamcal

2 years

RT @jpbrammer: so sorry for my delay in getting back with you! I have been beset by calamities.

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Cal Henderson

@iamcal

2 years

RT @locusmag: The Locus Awards are coming up! . We are thrilled to announce @Iamcal, co-founder/CTO of @slackHQ, will sponsor #LocusAwards….

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Cal Henderson

@iamcal

2 years

RT @ZachWeiner: @Proprietous Parens are for (I mean this as a joke (yet a joke I agree with (more or less) right now) please understand) ne….

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Cal Henderson

@iamcal

2 years

Ok, maybe 3D printing is actually really cool.

girly&wordly

@Brieyonce

2 years

Allow me to introduce you to the most ridiculous yet amazing thing you will see this week.

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Cal Henderson

@iamcal

2 years

RT @halfwight_: @pitchfork How strange it is to be anything at all.

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Cal Henderson

@iamcal

3 years

I've updated my 2022 reading list with all the 112 books I read in the year. Highlights were Tomorrow, and Tomorrow, and Tomorrow, by @gabriellezevin and A Memory Called Empire by @ArkadyMartine.

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