CH
Cal Henderson
Locating
Cross-referencing over 67 channels for appearances
Cal Henderson
Cross-referencing over 67 channels for appearances
Cal Henderson
Arcmira media summary
Browse Cal Henderson's interviews, podcast appearances & video clips — indexed from Lenny's Podcast, updated Nov 2025.
CTO of Slack and long-time collaborator of Stewart, mentioned as a potential future partner.
Co-founder and CTO of Slack; Tamar's engineering partner.
Arcmira tracks where Cal Henderson appears across indexed YouTube videos, transcripts, channels, and related entities.
Arcmira uses indexed YouTube videos and transcripts. Representative source evidence on this page includes "Mental models for building products people love ft. Stewart Butterfield" with transcript-derived context and links when available.
2
Mentions
51.4K
Views
The trendline is visible, but the dated evidence behind Cal Henderson is in the premium layer.
"CTO of Slack and long-time collaborator of Stewart, mentioned as a potential future partner."
"Co-founder and CTO of Slack; Tamar's engineering partner."