The messaging app that is an acronym for "Searchable Log of All Conversation and Knowledge" was founded by a business of what descent?
Stewart Butterfield Daniel Stewart Butterfield (born Dharma Jeremy Butterfield, 1973) is a Canadian entrepreneur and businessman of Polish descent, best known for being a co-founder of the photo sharing website Flickr and team messaging application Slack.
Wendell Brown Wendell Brown is an American computer scientist, entrepreneur and inventor best known for his innovations in Telecommunications and Internet Technology, Cybersecurity, Smartphone app development, and the Internet of Things. Brown has founded multiple notable technology companies including Teleo, LiveOps and eVoice.