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IP: Homeland-security research: Mission impossible?


From: Dave Farber <dave () farber net>
Date: Thu, 12 Sep 2002 08:49:10 -0400


     
05 September 2002
Nature 419, 10 - 11 (2002); doi:10.1038/419010a


Homeland-security research: Mission impossible?
A new Department of Homeland Security is to be given the task of defending the
United States against further terrorist attacks. Geoff Brumfiel outlines the
challenges facing its research wing.

One year ago, on a crisp and gloriously sunny morning, the United States'
sense of domestic invulnerability was shattered. Grief, shock and anger over
the attacks on the World Trade Center and the Pentagon have since been joined
by anxiety about the nation's ability to prevent future outrages. This has
been fuelled by media criticism of intelligence agencies' failure to warn of
al-Qaeda's assault, and of the government's handling of the subsequent anthrax
mailings - for which a perpetrator has yet to be identified.

In an attempt to reassure a troubled public, President George W. Bush unveiled
plans on 6 June to upgrade the existing Office of Homeland Security, created
in the aftermath of the 11 September attacks, to a full department of the
federal government. Research is an integral part of the plan. "Our scientific
community is serving on the front lines of this war," Bush told researchers in
a speech at the Argonne National Laboratory in Illinois in July. "You all know
better than anybody, when we research and we set priorities, this great nation
can achieve any objective."

With bills to establish the Department of Homeland Security still being
considered by the Congress, the details remain unclear. But the department is
likely to have a budget of $32 billion a year, including several hundred
million for research. It will also help to manage the much larger sum
requested for biodefence research under the National Institutes of Health
(NIH).

Counter-terrorism experts agree that science will be key to addressing the
threat. But they warn that the department's research wing faces some major
challenges. First, it must interact with the department's operational
divisions, many of which will be plucked from other agencies with no strong
scientific culture. Second, it must coordinate its own activities with other
agencies and departments whose research efforts feed into the
homeland-security agenda. Above all, it must respond to a nebulous threat.
"Everybody moving into this department will require exceptional talents,"
observes Parney Albright, assistant director for homeland and national
security at the White House Office of Science and Technology Policy.

A tricky target
Scientific research has long been central to US national security policy.
Throughout the cold war, US researchers strove to develop better weapons and
intelligence-gathering technologies than their Soviet counterparts. But when
confronting terrorism, where the threats are diverse and hard to assess, it is
not so easy to set research priorities. "It's going to be more complex than
building a rocket or a nuclear weapon," says Page Stoutland, deputy division
leader for counter-terrorism at the Lawrence Livermore National Laboratory in
California.

The main concern is the possibility of terrorists gaining weapons of mass
destruction. These include a long list of potential chemical and biological
weapons - and, even if nuclear weapons are beyond their grasp, terrorists
might be able to put radioactive material into a 'dirty' conventional bomb.
One key challenge for the department's research wing will be to develop
technologies to detect any attack rapidly, determine its source and respond
quickly to mitigate its effects.

According to counter-terrorism experts, the threat from biological weapons is
a top priority for research. There are clear vulnerabilities to be addressed,
and the promise of developing the means to mitigate attacks. Last year's
anthrax mailings, for instance, might have killed many more than their five
victims, had the bacterium used been resistant to antibiotics. Although
anthrax cannot spread from person to person, other potential bioweapons - the
smallpox virus, for example - are communicable. In these cases, the ability to
identify rapidly when an attack has occurred, to deploy vaccines, and to
isolate and treat infected people will be crucial.

But an enormous amount of work remains to be done. "The development of new
vaccines, antiviral drugs and antitoxins is in a pretty sorry state," says
Steven Block, a biophysicist at Stanford University in California who is a
member of the JASONs, a group of scientists that advises the US government on
issues such as bioweapons. Block believes that basic research into disease
pathology and immune responses will help to counter a broad range of threats.
It may be possible, for example, to develop generic vaccine technologies that
could quickly be applied against any agent - even one genetically modified to
increase its potency.

"This research's utility goes beyond the next bioweapon attack," agrees Claire
Fraser, who heads The Institute for Genomic Research in Rockville, Maryland,
which has sequenced the anthrax bacterium's genome and helped to analyse the
strain used in the postal attacks. "Understanding the biology of infective
agents, improving diagnostics and determining what makes a great vaccine will
have a big impact on treating more run-of-the-mill diseases," she says.

But the need to set priorities in biodefence research illustrates the
difficulties facing the homeland-security department. Initially, Bush proposed
transferring the $1.75 billion requested for the NIH for biodefence research
in 2003 to the new department (see Nature 417, 675; 2002). But the money is
now expected to remain within the NIH, with the homeland-security department
having joint management responsibility. The NIH will award grants and the new
department will help to set priorities. But how this will work has yet to be
decided, as have the department's links with other bodies working in the
field, such as the Defense Advanced Research Projects Agency (DARPA).

Divided by defence
Tony Fauci, director of the National Institute for Allergy and Infectious
Diseases in Bethesda, Maryland, which will run the NIH's biodefence programme,
is optimistic about relations with the new department. "We feel that we are
well-positioned at the NIH to do the kinds of research that would provide the
Department of Homeland Security with what it needs," he says. But Washington
insiders and senior scientists warn that joint-management arrangements are
fraught with difficulty. "At this point, I'm sceptical whether it's going to
put us in a position where things are handled more efficiently than they are
now," says Fraser.

The fact that biodefence research will yield results applicable to infectious
diseases in general also raises thorny questions about the dissemination of
results of interest both to researchers and terrorists. Against this
background, bodies that represent biologists remain suspicious of the new
department's involvement. "We really think the research is dual-purpose and
that the NIH would be in the best position to set priorities," says Janet
Shoemaker, the American Society for Microbiology's director of public affairs.

Another major task for the department's researchers will be developing
techniques to identify terrorists before they commit atrocities. "Once a
terrorist moves towards his target, half the battle is already lost," says
Magnus Ranstorp of the Centre for the Study of Terrorism and Political
Violence at the University of St Andrews, UK. He stresses the importance of
developing analytical tools to glean information about terrorist activities
from the Internet and other communications networks, and from databases such
as those held by financial institutions.

Won Kim, president of Cyber Database Solutions in Austin, Texas, says that
this will involve research to modify the 'data mining' programs used by banks
and other companies to probe their records. "From databases of, say, bank
transactions and passport controls, this technology can discover unusual
patterns that could lead to terrorists," he says.

Refining these tools to comb the vast reaches of cyberspace will be no small
task, says David Farber, a computer and information scientist at the
University of Pennsylvania in Philadelphia. The challenge, he says, is to
develop software that can exceed the capabilities of human analysts in
spotting suspicious patterns among reams of data. "It's probably one of the
hardest problems in computer science," says Farber.

Here again, the new department's relations with other agencies may present
difficulties. Ideally, researchers developing data-mining tools would have
access to raw data gathered by the CIA and the FBI. But the proposals
currently before Congress do not call for these data to be made available.
"There are great sensitivities among existing intelligence agencies," observes
William Happer, a physicist at Princeton University in New Jersey who has
served on numerous panels advising on civilian and military research.

Lateral thinking
Relations between research and operational divisions will also require
attention. The department is to incorporate a diverse range of existing
agencies - including the Coast Guard, the Customs Service and the Immigration
and Naturalization Service - many of which have no strong tradition of
interacting with in-house researchers to assess their technological needs.

Even the structure of the department's research arm remains hazy, for now.
Various strategies have been discussed, including launching new research
centres at universities and establishing homeland-security divisions within
existing national laboratories. Senator Joseph Lieberman (Democrat,
Connecticut), whose staff were working on proposals to establish a
homeland-security department before Bush adopted the idea, also favours
launching a counterpart to DARPA to explore long-term, innovative projects.

But all of the proposals include the appointment of an undersecretary to run
the new department's own research programme and to coordinate with other
agencies to ensure the relevance of research across the federal government to
the security agenda. The person chosen will require formidable talents.
"Whoever runs this needs to be a pretty skilled Washington in-fighter," says
Happer.

He or she will also need to move quickly. The legislation establishing the
department could be finalized as early as this month, and an immense weight of
public expectation will be brought to bear from day one. Says Albright: "As
soon as that department unlocks its front doors, the American public is going
to expect that we are prepared."



GEOFF BRUMFIEL
Geoff Brumfiel is Nature's Washington physical sciences correspondent.


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