Tim Zimmermann is a Correspondent here at Outside, Associate Producer and Co-Writer of the documentary Blackfish and author of The Race, a history of round-the-world sailboat racing. He is @Earth_ist on Twitter, and you can find out more about his work at www.timzimmermann.com.
Tilikum, SeaWorld’s Most Famous Killer Whale, Dies
During his life in marine parks, Tilikum killed three people, and the troubled whale sparked big changes at SeaWorld