In Trust & Safety, it is easy to describe almost every difficult experience with one word: stress.
The work is demanding, the hours can be long, the decisions can be difficult and the content can be disturbing. There are queues to clear, reports to review, investigations to complete, policies to interpret and people who need urgent protection.
So when a practitioner says, “I’m stressed,” it can be tempting to leave the conversation there.
However, stress, burnout, secondary traumatic stress, vicarious trauma and compassion fatigue are not interchangeable terms. They describe different experiences, even though they can overlap. Understanding the difference matters because the nature of the problem can influence what kind of support is appropriate.
For people working in Trust & Safety and in the frontline, this distinction is particularly important because the work can involve repeated contact with other people's experiences of violence, abuse, exploitation, harassment, grief and trauma. A content moderator may encounter disturbing material repeatedly. A child safety investigator may spend hours examining evidence of abuse. A digital forensics professional may work with highly distressing material as part of an investigation. An escalation specialist may repeatedly handle the most severe cases.
The work is necessary, meaningful and may even be work that someone deeply believes in. However, that does not make the human impact irrelevant.
Stress: when the demands become difficult to carry
Stress is not automatically a sign that something has gone wrong.
Some level of pressure is a normal part of working life. Deadlines, difficult decisions, changing priorities and periods of increased demand can all create stress. People can experience stress and recover from it, particularly when they have sufficient resources, control, support and opportunities to recover.
The concern begins when demands become excessive, prolonged or difficult to manage.
The World Health Organization identifies a range of psychosocial risks at work, including excessive workloads, long or unsocial hours, limited control over work, inadequate support, unclear roles, conflicting demands and poor working environments. In other words, stress is not simply about whether an individual is resilient enough. The conditions in which the work takes place matter too.
A practitioner dealing with a difficult case today is not necessarily experiencing burnout or trauma. They may simply be having a stressful day.
But if the difficult day becomes difficult weeks, and the workload remains high without adequate recovery, support or control, the experience can change.
Stress can be a signal, it is not always the diagnosis of the problem.
Burnout: when chronic workplace stress is not successfully managed
Burnout is often used casually to describe almost any form of exhaustion. But the World Health Organization gives the term a much more specific meaning.
Under the ICD-11 (International Classification of Diseases), burnout is an occupational phenomenon resulting from chronic workplace stress that has not been successfully managed. The WHO describes three dimensions: feelings of energy depletion or exhaustion, increased mental distance from one's job or feelings of negativity or cynicism toward it, and reduced professional efficacy.
Someone can be exhausted after a difficult week without experiencing burnout. Someone can also care deeply about their work and still experience burnout.
In Trust & Safety, burnout might develop where a practitioner is consistently working under high demand, has little opportunity to recover, feels increasingly detached from the work and begins to question whether they can continue performing effectively.
The problem, therefore, is not simply “this person needs to rest.”
It may be that the way the work is structured has become unsustainable.
That’s why burnout cannot be reduced entirely to individual self-care. If the underlying conditions remain unchanged, a practitioner may return from leave only to step back into the same workload, the same pressure and the same lack of recovery.
Secondary traumatic stress: when trauma reaches you indirectly
Practitioners may encounter trauma without being the person directly experiencing the original event. The American Psychological Association (APA) describes secondary traumatic stress as a stress reaction that can arise in caregivers following exposure to another person's traumatic material. It can, in some circumstances, involve symptoms that resemble those associated with post-traumatic stress.
For a Trust & Safety practitioner, the exposure may happen through a screen, an investigation file, a report, a photograph, a video, a conversation or a case history.
The practitioner was not necessarily present when the abuse occurred, but they may repeatedly encounter evidence of it.
Recent research on content moderators highlights how work environment impacts mental health. A 2024 cross-sectional study found a direct dose-response relationship between frequent exposure to distressing material and higher levels of psychological distress and secondary trauma. However, the study also identified key protective factors: strong peer support and consistent feedback emphasizing the importance of the role significantly lessened these negative psychological effects.
That however, does not mean that every person who views disturbing content will experience secondary traumatic stress.
It does mean that repeated exposure is not psychologically neutral simply because the exposure happens as part of a job.
Vicarious trauma: when repeated exposure can change how you see the world
Vicarious trauma is closely related to secondary traumatic stress, but the concepts are not always used in exactly the same way.
The term vicarious trauma is often used to describe the psychological impact of repeated indirect exposure to other people's traumatic experiences. The American Psychological Association's literature places vicarious trauma, secondary traumatic stress and compassion fatigue within a closely connected body of research, while recognising that the concepts have developed with somewhat different emphases.
One way of understanding the distinction is to consider what repeated exposure can do beyond a moment of distress.
When a person spends significant amounts of time encountering violence, exploitation, abuse or human suffering, it can affect the way they experience the world around them. Trust, safety, relationships and expectations about other people can begin to feel different.
For someone working in child safety, for example, repeated exposure to child sexual abuse material may make the world feel less safe than it once did. A practitioner may become more watchful, more suspicious or more preoccupied with potential danger. They may find it harder to mentally leave the work behind.
This does not mean that every practitioner will experience vicarious trauma. It also does not mean that these reactions should automatically be treated as a clinical diagnosis.
The important point is that repeated exposure to traumatic material can have effects that extend beyond the moment in which the material is viewed.
Compassion fatigue: when caring becomes exhausting
The term is commonly associated with the emotional and psychological costs experienced by people whose work involves responding to suffering and trauma. The American Psychological Association describes compassion fatigue in helping professionals as involving burnout and stress-related symptoms associated with working with traumatized people over time.
APA also describes compassion fatigue as involving elements of both burnout and secondary traumatic stress. The latter can involve indirect exposure to trauma, while burnout is more closely associated with excessive work demands and insufficient resources.
This is particularly relevant to Trust & Safety because much of the work is ultimately about helping someone.
A practitioner may be reviewing a report because a child needs protection, or investigating an account because another person has been harmed or they may be escalating content because someone is at risk.
There is meaning in that work, but meaning does not make people invulnerable.
Over time, the emotional weight of continually responding to other people's suffering can become exhausting. A practitioner may begin to feel emotionally numb, irritable, disconnected or as though they have “nothing left to give.” They may lose some of the sense of purpose that initially drew them to the work.
And that is an important reminder: caring deeply about the work does not protect someone from being affected by it.
These experiences can overlap
Reality does not always respect our definitions.
A practitioner can experience stress without burnout, burnout without secondary traumatic stress, secondary traumatic stress alongside burnout. Compassion fatigue may involve elements of both. Vicarious trauma may develop through repeated exposure over time.
The boundaries between these concepts are therefore not always neat. What matters is not finding the perfect label for every practitioner, but recognising what may be happening.
If someone is exhausted because of an unsustainable workload, the response may need to include changes to workload, staffing, scheduling or recovery time.
If someone is experiencing distress related to repeated exposure to traumatic material, the organisation may need to look at exposure management, case rotation, supervision and access to appropriate professional support.
If someone is becoming increasingly detached, cynical or ineffective at work, the organisation may need to examine whether they are experiencing burnout and what workplace conditions are contributing to it.
And if someone is struggling with the cumulative impact of repeatedly encountering other people's trauma, simply telling them to “take care of themselves” may be nowhere near enough.
What does this mean for Trust & Safety?
The most important shift may be moving away from the question, “What is wrong with this practitioner?” to:
“What has this person been exposed to? How often? For how long? Under what conditions? How much control do they have over the work? Are they able to recover? Do they feel safe asking for help? And what happens when they do?”
These questions move the conversation from individual weakness to work design and organisational responsibility.
Naming the problem is the beginning, not the solution
There is value in having language for these experiences.
Language helps practitioners recognise that what they are experiencing is not necessarily a personal failure, it helps managers have more informed conversations and helps organisations identify patterns rather than treating every struggling employee as an isolated case.
But labels should not become another organisational checklist.
The achievement is not creating a spreadsheet containing columns for stress, burnout, secondary traumatic stress, vicarious trauma and compassion fatigue, it is in understand the human being behind the role.
That means asking whether the work provides enough recovery, exposure is necessary or simply convenient, difficult cases are distributed fairly, whether managers are equipped to support their teams, whether people trust the confidentiality of support systems,whether taking a break is genuinely possible and whether speaking up carries a professional cost.
Most importantly, it means recognising that wellbeing is not separate from the work.
For organisations responsible for keeping the internet safer, the wellbeing of the people doing that work is part of the safety system itself.
And that brings us back to the question that began this series:
Who protects the people protecting the internet?
Understanding the different ways this work can affect practitioners is only the beginning. The next step is to ask a harder organisational question: what should Trust & Safety systems actually look like if they are designed not only to protect users, but also to protect the people doing the protecting? Tune in for part 3.
Because resilience should never mean learning to tolerate an unsafe system.
About the Author
Athena Mwarwakamori Morgan is the Founder of Mindful Clicks Africa, where she advises schools, organisations, and policymakers on digital governance, child online safety, data protection, and responsible technology use. She has worked across Africa on child protection, technology policy, and safeguarding, helping institutions create safer and more resilient digital environments.