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The first half of 2026 has been marked by three different disease outbreaks: Ebola, hantavirus and, in Australia, diphtheria. Each has exposed vulnerabilities in how we detect, communicate and respond to infectious disease outbreaks.

Each of these outbreaks has its unique challenges. But a common thread has been distrust in health care or a lack of information where misinformation has filled the vacuum.

We’ve seen this play out in different ways across the globe, with devastating results.

So how do we address this distrust so we can better respond to future outbreaks?

Distrust, rumours and misinformation have repeatedly emerged as major barriers to controlling Ebola. This includes in the current outbreak in the Democratic Republic of the Congo (DRC).

For example, past surveys of community members have identified misunderstandings about Ebola (including believing it’s not real), about how people are diagnosed, and revealed low levels of trust in health care.

These issues have hampered how cases of Ebola are identified, discouraged people to seek timely health care or to hide cases, and have undermined public health interventions.

For example, in late May, we heard how some DRC residents set fire to a tent set up by the humanitarian group Médecins Sans Frontières for suspected and confirmed Ebola cases. This led to 18 people suspected of having Ebola leaving the facility.

The trigger for this and similar examples was the announcement...

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