Biological War: A Scenario

Annie Jacobsen

Biological War: A Scenario

Annie Jacobsen
54 pages1-hour read
Nonfiction
Book
Adult
Published in 2026

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Important Quotes

Content Warning: This section of the guide includes discussion of graphic violence, illness, and death.

“‘When you are sick [with plague], normally, you feel lethargic,’ Heine explains. ‘You isolate. You stay at home. But if you have plague and you feel euphoric, you go out and socialize. And you contaminate a lot of other people with recombinant plague.’”


(Prologue, Page 3)

Dr. Heine explains the design of the engineered plague, which alters typical illness behavior. Instead of isolating, infected individuals feel euphoric and socialize, becoming more likely to transmit the disease. The pathogen is therefore engineered to encourage behavior that increases its own transmission.

“At Asilomar, Berg said, ‘We focused on the science…We didn’t discuss biological warfare.’”


(Part 1, Chapter 1, Page 16)

Berg’s admission reveals an important omission in early discussions about the risks of genetic engineering: biological warfare was not discussed at Asilomar. This introduces the dual-use dilemma, in which scientific advances intended for legitimate purposes can also be adapted for biological warfare.

“‘You do not choose plague as a battlefield weapon,’ says Davis. ‘You chose plague because you’re going to take out the other person’s country. It’s a nuclear equivalent, except it’s cleaner. It leaves all the infrastructure intact. Full stop. That’s what it is about.’”


(Part 1, Chapter 3, Page 25)

Davis’s assessment clarifies the scale of the threat posed by weaponized plague. He explains that plague would function as a strategic weapon of mass extermination, capable of devastating a country while leaving its physical infrastructure intact.

“Unlike nuclear weapons, the release of a biological weapon—on purpose or by accident—is invisible to the naked eye and current space-based sensors.”


(Part 2, Chapter 6, Page 48)

This passage establishes a key difference between biological and nuclear threats. A biological release may initially be undetectable to people and current space-based sensors, allowing it to occur without immediate recognition and potentially delaying the response.

“This person-to-person pathway of infection is known as a transmission chain. The Vector scientist in this scenario is Generation 0, the primary case, or the first person infected. (Patient zero, also called the index patient, is the first reported case during an outbreak, not necessarily the first person infected, according to the CDC.)”


(Part 2, Chapter 6, Page 66)

This passage details the scientific concept of a transmission chain, grounding the abstract threat of a pandemic in a concrete, step-by-step process. By identifying the Vector scientist as “Generation 0,” the primary case, the passage shows how an outbreak begins with one infection and expands through person-to-person transmission.

“The central argument for nuclear use—as opposed to using a massive barrage of conventional explosives—is that the extreme, center-of-the-sun temperatures generated by a nuclear bomb would instantly incinerate all the germs inside a biological weapons facility before they could travel downwind.”


(Part 2, Chapter 6, Page 71)

The Pentagon’s “nuclear option” illustrates the difficulty of destroying a biological weapons facility without releasing the pathogens it contains. Conventional explosives could disperse the germs downwind, while the extreme heat of a nuclear explosion is considered capable of incinerating them before they escape. The passage shows how containing a biological threat can require measures that carry extraordinary risks of their own.

“‘If you can deal with a lab leak in the first twelve to twenty-four hours, the outcome can be drastically different,’ Dr. Robert Kadlec tells us.”


(Part 2, Chapter 6, Page 75)

Kadlec’s warning establishes the importance of the first twelve to twenty-four hours after a laboratory leak, when rapid intervention can significantly change the outcome. In the scenario, Russia’s stonewalling delays the exchange of information during this limited window, showing how an ineffective international response can hinder efforts to contain a biological threat before it spreads.

“Contagious disease spreads around the world at the speed of human travel. It always has.”


(Part 2, Chapter 7, Page 89)

This quote explains that the spread of contagious disease has always been linked to the movement of people. Modern transportation greatly increases the distances people can travel in short periods, allowing an outbreak to move rapidly between countries and continents. The same interconnected systems that facilitate global mobility can therefore increase vulnerability during a biological crisis.

“‘These vulnerable dense populations’ are an easy target, says Dr. Michael V. Callahan, the infectious disease expert and world-class virus hunter. ‘There’s no [health] surveillance done in these homeless shelters or other places where vulnerable populations are found in such densities, and are so ignored by the healthcare system.’”


(Part 3, Chapter 9, Page 109)

Callahan identifies a gap in public-health surveillance among people living in homeless shelters and other densely populated settings that are underserved by the healthcare system. Their exclusion from routine surveillance can allow an outbreak to spread without being detected, showing how existing inequalities in healthcare access can weaken the wider public-health response.

“The CIA’s Lawler shares a terrifying detail, never reported before: Siddiqui was working on a novel biological weapon to deploy inside the United States. ‘A chimera [biological] weapon,’ he explains, ‘to combine the lethality of rabies with the infectiousness of chickenpox.’”


(Part 3, Chapter 9, Page 116)

This historical case provides a real-world example of efforts to conceptualize a chimera biological weapon. Siddiqui’s reported plan to combine the lethality of rabies with the infectiousness of chickenpox shows how scientific knowledge can be considered for the deliberate creation of more dangerous biological weapons.

“‘[F]our and one-half acres of sovereign U.S. territory,’ is how retired admiral James Stavridis, also the former NATO Supreme Allied Commander, describes an aircraft carrier. ‘100,000 tons of diplomacy,’ in the words of Admiral Michael Mullen, former chief of naval operations and former chairman of the Joint Chiefs of Staff.”


(Part 3, Chapter 9, Page 118)

The descriptions from high-ranking military officials establish the aircraft carrier as both a major military asset and an instrument of American diplomatic power. This context makes its vulnerability to contagious disease particularly significant: An outbreak can incapacitate a vessel designed to project U.S. power without physically attacking or destroying it.

“The nurse, of course, has no way of knowing this. There hasn’t been an outbreak of pneumonic plague in Los Angeles in more than 100 years. The CDC warns that doctors and nurses will have little to no way of detecting it. ‘In regions where clinicians are unfamiliar with plague, risk of misdiagnosis is high.’”


(Part 3, Chapter 9, Page 120)

This passage emphasizes the diagnostic difficulty created by clinicians’ unfamiliarity with a disease that has not appeared locally for more than a century. Because pneumonic plague would be an unexpected diagnosis in Los Angeles, early cases may be misidentified, delaying treatment and recognition of the outbreak.

“The consensus of the former cabinet-level officials role-playing current cabinet-level officials is that no humanitarian solution can be found for the migrants, given the circumstances. The officials decide they have no option but to turn the onslaught of infected migrants away. To send them back out to sea, where they will surely starve to death or drown.”


(Part 3, Chapter 9, Page 157)

This passage uses a real-world war game to show the severe humanitarian dilemma officials face when attempting to contain a contagious disease. The decision to turn infected migrants away despite knowing that many may die shows how disease containment can come into direct conflict with humanitarian obligations when officials believe no safe solution is available.

“Because homeless people are ignored by America’s national syndromic surveillance system, the lethargic, bureaucratic U.S. national healthcare system fails to make the connection that this outbreak of illness is the same airborne plague that is now spreading around the world.”


(Part 4, Chapter 10, Page 171)

This passage identifies a pre-existing weakness in the national public-health surveillance system. By excluding homeless populations from syndromic surveillance, the system fails to recognize that the illnesses appearing among them are part of the wider plague outbreak.

“Long before this outbreak occurred, the conditions for misrecognition were cemented in place—people lying on sidewalks, unresponsive, somehow normalized as a feature of daily life.”


(Part 4, Chapter 10, Page 172)

This quote argues that the normalization of visible suffering contributes to the delayed recognition of the outbreak. Because unresponsive people on sidewalks have become an accepted feature of daily life, signs of a new biological crisis are initially mistaken for conditions that have already become normalized and easy to overlook.

“‘Those who come to the rescue will be the next generation of victims,’ Fire Commissioner Hara warns.”


(Part 4, Chapter 10, Page 179)

This warning explains a particular danger of responding to a contagious biological attack: emergency personnel can become victims themselves. As first responders are exposed while assisting infected people, the emergency response system loses can lose the personnel it depends on.

“In military nomenclature, a wicked problem is a problem without a solution. The term is borrowed from systems theory and refers to a problem so complex and so dynamic that by the time it reveals itself, the conditions of the problem will have already changed. The army guide reveals four wicked problems that will never go away.”


(Part 4, Chapter 10, Page 181)

The concept of a “wicked problem” explains why some crises cannot be addressed through a fixed solution: their conditions continue to change as authorities respond to them. In the biological attack scenario, this means response plans can quickly become inadequate as infection spreads and circumstances change.

“Like deer in headlights, the surgeon general and the CDC director are blindsided by the questions.”


(Part 4, Chapter 10, Page 216)

This moment shows that the surgeon general and CDC director is unaware of a major domestic outbreak when reporters question them about it. Their lack of information illustrates a breakdown in communication during the crisis, leaving senior public-health officials without information they need to coordinate an effective response.

“The truth is that as far as we know right now, anyone infected with pneumonic plague must get antibiotics into their system within twenty-four hours of symptoms, or they’re dead, but there aren’t enough antibiotics to go around, so tens of millions, or maybe even 100 million, Americans are going to die.”


(Part 4, Chapter 10, Page 237)

The president summarizes two problems that have converged: pneumonic plague requires antibiotic treatment within a narrow window, while the available supply is insufficient for the number of people who need it. His estimate of tens of millions of deaths shows the consequences of treatment scarcity once the number of people needing treatment exceeds the available antibiotic supply.

“Devolution is happening. Or, ‘Activate Devolution of Operations Plan,’ in formal terms. The official Decision Matrix for ‘Event with Warning’ has been met. COGCON 1 has been declared.”


(Part 5, Chapter 11, Page 247)

This passage establishes the activation of Devolution as an emergency continuity measure intended to keep the federal government functioning as ordinary operations become untenable. The declaration of COGCON 1 puts the government at its highest continuity-readiness level, with Devolution procedures dispersing leadership and essential functions so they can continue operating during the crisis.

“NatSec advisor: Los Angeles is on the verge of collapse. BioDefense chief: People in Dallas are also starting to panic. President: What should we do? SecDef: Invoke the Insurrection Act.”


(Part 5, Chapter 11, Page 257)

This exchange shows the federal government considering military intervention as Los Angeles approaches collapse and panic spreads elsewhere. Invoking the Insurrection Act would expand the military’s domestic role in response to deteriorating civil order.

“When the public learns that a group of government officials had plans to save themselves first, violence escalates further and the country begins to fracture.”


(Part 5, Chapter 11, Page 266)

This passage from the ‘Dark Winter’ war game shows how public trust can deteriorate when the public learns that government officials have made plans to protect themselves first during a crisis. The discovery intensifies violence and social fracture, demonstrating how unequal access to protection can deepen instability during an emergency. This directly develops The Collapse of the Social Contract, which traces the breakdown of trust between citizens and the institutions meant to protect them.

“The idea behind this chimera superweapon was to prey on Americans’ trust in modern medicine. After a person becomes infected with plague, they take antibiotics as soon as possible, under the assumption they will be cured. Instead, the antibiotics—be it tetracycline, doxycycline, gentamicin, ciprofloxacin, or fluoroquinolones—trigger the chimera weapon’s booby-trap mechanism.”


(Part 5, Chapter 11, Page 291)

The chimera weapon is designed to exploit a routine medical response: infected people take antibiotics expecting treatment, but the drugs instead activate the weapon’s second mechanism. This develops The Weaponization of Scientific Progress by showing how biological engineering can turn established medical treatment into part of a weapon’s design.

“Without cooling pumps working, it will take just ninety minutes for nuclear reactor water to boil, and three hours to melt down. The cooling systems on each nuclear reactor core must be maintained by humans overseeing the machines.”


(Part 5, Chapter 11, Page 301)

The example of nuclear reactors shows how a biological crisis can produce consequences far beyond disease itself. Because reactor cooling systems depend on continuous human oversight, widespread illness or death among essential personnel could allow technological systems to fail and create additional disasters. This develops The Fragility of Modern Infrastructure by showing how a health crisis that incapacitates essential workers can trigger secondary failures in technological infrastructure.

“It is not the fittest who survive, but those who refused to take off their gas masks. People with the discipline to never remove their respirator, even when they sleep. People willing to live alone, and to remain alone. People prepared to kill from a distance, even before knowing if the person they were killing was infected or not.”


(Epilogue, Page 318)

In the epilogue, this passage considers the long-term social consequences of survival under catastrophic biological conditions. The qualities that increase a person’s chances of surviving the outbreak—strict protective behavior, isolation, and willingness to use lethal force against a possible source of infection—could also leave survivors increasingly separated from others. The passage suggests that behaviors useful for individual survival could make trust and cooperation more difficult in the society that follows.

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