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Your inbox, Mr President

Rejuvenate the Environmental Protection Agency. End the stem-cell ban. Re-engage with the UN on climate change. Six leading voices tell Nature what the new US president needs to do to move beyond the Bush legacy.

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  1. Franco, C. Biosecur. Bioterror. 6, 131–146 (2008).

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  2. Roles and Responsibilities Associated with the Chemical and Biological Defense (CBD) Program (CBDP), Department of Defense Directive 5160.05E (2008). Available at:

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See Editorial, page 235 , and visit to respond to these Commentaries.

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Your inbox, Mr President. Nature 457, 258–261 (2009).

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