Monarch
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The basics of what we’re building and why.

What is Monarch?

We turn insect behavior into training data to prevent disease and protect crops with a community of crop, global health, and machine learning scientists.

Why does an insect’s decision to land matter?

When a mosquito lands on a human, it can mean malaria. When an insect lands on a crop, it can mean eating, egg-laying, and lost food.

Changing these decisions means understanding the living animal. Which compounds change its behavior? Under what conditions? And does that change translate into protection for people and crops?

Why build an alternative to insecticides?

Our tools are not keeping pace. Insects evolve faster than the insecticide industry can formulate. We need an approach built around changing their decision to land.

Changing trillions of those decisions is a technically more challenging approach. But answering it could be one of humanity’s most important achievements. We think this is one of the most important technical and moral challenges of our time.

Why pursue this now?

We are living through rapid gains in machine intelligence, yet malaria is resurgent and insects continue to reduce global crop yields.

Taking advantage of those gains means removing a bottleneck to real-world progress: behavioral data. The opportunity is to bring increasingly capable models together with a scientific community committed to running the experiments those models need.

Decades can pass with little progress, then months can produce decades’ worth of progress. The acceleration of machine intelligence, together with the global scientific community’s commitment to generating the data needed to unlock its potential, gives us a rare opportunity to make significant progress in the near-term.

Why does AI need insect behavior data?

AI can read everything humanity has written about mosquitoes and other insects and still cannot know how an untested compound will change a decision of this living animal. We have to run the experiments.

We are building a standardized database capturing insect responses to thousands of chemical compounds. Those responses become training data for predictive models. Each experiment, whether a compound works or fails, adds evidence that helps us decide what to test next.

Why build an open, global network of laboratories?

To accelerate the answer means more openness and rapid sharing. It means an effort with the ambition of the Human Genome Project, with thousands of scientists generating behavioral data that becomes training data for increasingly capable predictive models.

Laboratories bring different expertise, insect populations, and field conditions. Sharing their work allows each experiment to inform the next, across the network. We want a community of researchers pointed in the same direction, with the same intention, with the same mission.

Why does the program emphasize openness and rapid sharing, as the Human Genome Project did?
We think we are more likely to identify evidence-based solutions that actually work when participating laboratories share data quickly across the network, rather than operating in silos. Only compound identities and basic repellency data on those compounds are released publicly, on a quarterly basis. Public release of anything else requires separate written permission from Monarch and the contributing institutions.
Who owns the intellectual property related to compounds identified through the program?
No one owns intellectual property in the specific compounds identified through the program’s predictive learning and experimental work.
How will compounds identified through the program be commercialized?

Compound identities and basic repellency data on those compounds are released publicly each quarter, so researchers, companies, and other organizations can build on those findings. Public release of anything else requires separate written permission from Monarch and the contributing institutions.

Organizations can then pursue the work needed to turn promising compounds into effective products: developing formulations, testing safety and performance in the field, obtaining regulatory approvals, and manufacturing and distributing them.

Like the Human Genome Project, our aim is to create a shared scientific foundation that enables many organizations to develop useful applications. We think this gives effective solutions a better chance of reaching the people and farmers who need them.

Who can contribute, and what would our laboratory do?

This requires an array of disciplines, from machine learning and computer vision to chemical ecology, insect biology, and insect neuroscience.

University laboratories, research institutes, and qualified independent researchers can contribute their assays, expertise, and field validation. Your group might screen compounds, investigate how they change behavior, test model predictions, or study their performance in the field. We would work together to define the experiments and the support needed to run them.

What will participating laboratories receive?

Every participating group receives the full shared dataset and ranked actives, including results from other laboratories. Shared materials include behavioral measurements, experimental metadata, and video recordings.

Accepted laboratories also receive compounds, standardized assay materials, and shared protocols. Only compound identities and basic repellency data on those compounds are released publicly each quarter. Other research data is shared within the network; public release requires separate written permission from Monarch and the contributing institutions.

We are also open to funding a student or postdoctoral researcher working on an agreed collaboration. That support is considered case by case.

How can our laboratory get involved?

Please request access here, choosing disease prevention for mosquito research or crop protection for agricultural insect research. If your lab is accepted, we'll follow-up with onboarding instructions.

The application includes a required checkbox accepting the Memorandum of Understanding and confirming that you are authorized to accept it for the applicant. No separate signature document is required.

Tell us what your laboratory works on, the questions you want to answer, and how you think you could contribute. We will follow up to discuss the work and the support it would require.

Who are some of your partners?
Partnering with leaders in malaria research, crop protection, machine learning, and compute, including the University of Toronto’s Department of Chemical Engineering & Applied Chemistry, the United States Department of Agriculture (USDA), the NVIDIA Inception Program, Ifakara Health Institute, the Kenya Medical Research Institute (KEMRI), Spatial Repellents at the University of Notre Dame, Dweck Lab, Lambda, the Google for Startups Cloud Program, and Spectrum Impact.
What is the contact/non-contact assay?
Please see the full assay protocol and videos of the assay for mosquitoes and for spotted wing drosophila.
Can I use this data in my own research?
Yes. Participating laboratories can use shared network data in their own research. Compound identities and basic repellency data on those compounds are released publicly each quarter. Public release of anything else, including in papers, presentations, or datasets, requires separate written permission from Monarch and the contributing institutions.
How does the predictive model work?
The model strengthens patterns associated with compounds that actually work and weakens patterns associated with compounds that fail (which is the case for most compounds). Across many comparable experiments, it becomes better at recommending the next experiment: which compound, dose, formulation, or controlled assay adjustment is most likely to produce useful evidence and increase the probability of finding another effective compound. The learning signal strengthens, and we take a step closer to finding compounds that will reduce malaria transmission and crop damage.
How will our data be used?
Data from both efforts will be used to train our AI models with the goal of predicting effective compounds. Wet lab compound efficacy data closes the learning loop for a model, even if some noise remains. The model strengthens patterns associated with compounds that actually work and weakens patterns associated with compounds that fail. Across many comparable experiments, it becomes better at ranking which compound to test next, increasing the probability of finding another effective compound.
What data is shared?
Only compound identities and basic repellency data on those compounds are released publicly on a quarterly basis. All other research data, including metadata and video footage, is shared across participating laboratories within the network. Public release of anything else requires separate written permission from Monarch and the contributing institutions.
Is all data shared within the network?
Yes. All research data, including assay data, efficacy data, metadata, and video footage, is shared with every participating laboratory within the network. Network access does not authorize public release. Only compound identities and basic repellency data on those compounds are released publicly each quarter; public release of anything else requires separate written permission from Monarch and the contributing institutions.
How is data quality controlled across labs?

All labs run a fixed protocol on the same assay, pair every treated run with a same-day solvent control, and test a shared compound panel at the same concentrations.

We will report the following metrics to assess data reliability:

  • Inter-assay correlation (r)
  • Hit re-test rate
  • Inter-lab variance (CV)
  • z-score

Disease prevention

What is the disease prevention effort?
A global scientific effort to turn mosquito behavior data into training data. Our models learn which kinds of compounds are most likely to change a mosquito’s decision to land on human skin.
What are we building?
We’re building a spatial protection device that creates a protection zone against mosquitoes. It releases a volatile active that disrupts mosquitoes’ ability to find and land on people, helping prevent mosquito bites and reduce the risk of mosquito-borne diseases.
What is the key question it is attempting to answer?
How do you change a mosquito's decision to land on human skin?
Who can join?
University labs, research institutes, and qualified independent researchers running behavioral assays on mosquitoes.
What problem is it solving?
Malaria is resurgent, with more than 250 million cases per year. It's one of the most technically and morally challenging problems of our time.
Could using a spatial repellent in one community divert mosquitoes into another community?

According to the CDC, Anopheles mosquitoes generally remain within 1.2 miles (2 km) of their larval habitats. We aim to use this local movement pattern to design repellent coverage that takes neighboring communities into account. Field testing is needed to determine whether that coverage protects people without increasing biting in nearby unprotected areas.

Sources on mosquito movement: CDC’s Anopheles guide and a mark-release-recapture study.

Why screen in Aedes if the goal is malaria?
Aedes aegypti Liverpool is the most widely maintained and best-characterized mosquito colony in the world and allows for standardization of assay results.
What paper topics could a participating lab pursue?
  • Inter-lab reproducibility of the contact/non-contact assay across geographies and mosquito strains.
  • Cross-genus concordance of landing inhibition between Aedes aegypti and Anopheles gambiae.
  • Benchmarking in-silico repellency predictions against prospective assay outcomes.
  • Structure–activity relationships in a new scaffold class identified through the open atlas.
  • Mode-of-action studies linking repellent chemistry to mosquito odorant receptor interactions.

Public release of Program findings beyond the quarterly compound identities and basic repellency data requires separate written permission from Monarch and the contributing institutions.

Crop protection

What is the crop protection effort?
A global scientific effort to turn insect behavior data into training data. Our models learn which kinds of compounds are most likely to change an insect’s decision to land on crops.
What is the key question it is attempting to answer?
How do you change an insect’s decision to land on crops?
Who can join?
University labs, research institutes, and qualified independent researchers running behavioral assays on spotted wing drosophila.
What problem is it solving?
Spotted wing drosophila lays its eggs inside ripening fruit and costs berry growers billions of dollars a year. Growers are running out of sprays that work against it. It's one of the most technically challenging problems in crop protection.
Why begin with spotted wing drosophila if crops attract many insects?
Drosophila suzukii damages soft fruit and berry crops worldwide, it is easy to rear in large numbers, and a standardized colony allows for standardization of assay results across labs. Diamondback moth (Plutella xylostella), a brassica specialist, is the network’s second insect.
What paper topics could a participating lab pursue?
  • Inter-lab reproducibility of the contact/non-contact assay across geographies and fly populations.
  • Context dependency of repellency across fruit and host volatiles: raspberry, strawberry, blueberry, and cherry.
  • Benchmarking in-silico repellency predictions against prospective assay outcomes.
  • Structure–activity relationships in a new scaffold class identified through the open atlas.
  • Mode-of-action studies linking repellent chemistry to Drosophila odorant receptor interactions.

Public release of Program findings beyond the quarterly compound identities and basic repellency data requires separate written permission from Monarch and the contributing institutions.