From ANIMAL PEOPLE, May 2006:

That Sea Shepherd Conservation Society founder Paul Watson
would eventually resign from the Sierra Club board of directors was
widely anticipated almost from the moment of his election in 2003.
Watson was elected as part of an aggressive challenge to a range of
Sierra Club positions and policies, was elected without sufficient
supporters and allies to have much chance of success, and was
predictably isolated throughout his tenure from the rest of the
Sierra Club power structure.
Yet Watson did not resign until April 17, 2006, just a
month before the end of his three-year term. When Watson did resign,
he left in protest against the Sierra Club executive issuing an
unprecedented and unequivocally strong endorsement of sport hunting,
directly contrary to the views of founder John Muir.

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