Shared speaking history
Derek Sivers & Halla Tómasdóttir
Both spoke at 1 of the same event
DS
Derek Sivers
TED Speaker & Entrepreneur | Founder of $22M CD Baby Business
HT
Halla Tómasdóttir
CEO of The B Team | Former Icelandic presidential candidate, values-based leadership pioneer
Events they've both spoken at
TED
Feb 2010