He led a comprehensive review of our nuclear weapons stockpile stewardship program, enhanced the science and technology of environmental cleanup, and was the DOE special negotiator for Russia initiatives, focusing on disposal of Soviet-era nuclear materials.

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No one is more knowledgeable than Stu Eizenstat, a former top official at the Commerce, Treasury and State Departments and ambassador to the European Union -- and special negotiator on numerous sanctions issues and Holocaust reparations from European companies.

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He also was the Department of Energy secretary's special negotiator for Russian nuclear materials disposition programs.

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As head of a special board committee weighing the company's possible sale, Mr. Mandl has been an unflappable negotiator, has worked long hours, and dug into proposal details, said people close to the talks.

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