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Mr. Elashi and the other foundation leaders have denied that they attended such a meeting.
In addition, the foundation leader has hinted that he might organize a boycott of the newspapers.
Mr. Lindblom's is a lonely voice among foundation leaders.
Mr. Posada detailed instances of support from foundation leaders throughout his career.
"I'm cautiously optimistic about 2005," Mr. Nelson said, using a phrase echoed by many foundation leaders.
It is even rarer for foundation leaders to visit remote reservations like Pine Ridge.
The wording was not intended to mean that Mr. Posada said the foundation leaders had paid specifically for the hotel bombings.
But he denied that foundation leaders had ever supported him financially or that he served as the armed wing of the movement.
Last year, the human rights group Americas Watch issued a report criticizing foundation leaders for contributing to "a repressive climate for freedom of expression" here.