Simon Oliver Sinek (born 1973)[2] is an English-born American author and inspirational speaker on business leadership.

[3] As a child, he lived in Johannesburg, London, and Hong Kong before his family settled in the United States.

[2] As a motivational speaker, Sinek has spoken at the UN Global Compact Leaders Summit in 2016,[6] and at TEDx conferences several times, beginning in 2009.

[11] Sinek has also been an instructor of strategic communications at Columbia University,[12] and an adjunct staff member of the RAND Corporation.

[13] In November 2018, Publishers Weekly reported that Sinek would start Optimism Press, a new imprint of Penguin Random House.