New York Times article is here.
In 2007 she was executive producer of a PBS documentary "Pete Seeger. The Power of Song" which happily for us can be watched today on YouTube:
You youth who don't recognize the name will surely remember the group "Peter, Paul, and Mary".
Toshi was the person who taught Pete to sail. Their sloop "Clearwater" has sailed the Hudson River educating people about environmental issues since 1969 becoming a serious force for change.
As comedian Norm Crosby used to say, "Behind every great man, there is a great woman. Pushing him, nagging him, saying 'go ahead stupid!' " :)
Toshi was the woman behind Pete Seeger. Rest in peace. And thank you.
Until next, sweet sailing.