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Epidemiologists

Investigate and describe the determinants and distribution of disease, disability, or health outcomes. May develop the means for prevention and control.

How does this connect to your interests? →

A look at the work

  • Communicate research findings on various types of diseases to health practitioners, policy makers, and the public.
  • Oversee public health programs, including statistical analysis, health care planning, surveillance systems, and public health improvement.
  • Investigate diseases or parasites to determine cause and risk factors, progress, life cycle, or mode of transmission.
  • Educate healthcare workers, patients, and the public about infectious and communicable diseases, including disease transmission and prevention.
  • Monitor and report incidents of infectious diseases to local and state health agencies.
  • Plan and direct studies to investigate human or animal disease, preventive methods, and treatments for disease.
  • Provide expertise in the design, management and evaluation of study protocols and health status questionnaires, sample selection, and analysis.
  • Write articles for publication in professional journals.

A selection of source-listed tasks; duties vary by role and employer.

Interests involved in this work

These source scores describe occupational work activities. They are separate from your personal test results.

Hands-on

2026-02 · Machine Learning/Expert

2.8 / 7

Investigative

2026-02 · Machine Learning/Expert

7.0 / 7

Creative

2026-02 · Machine Learning/Expert

2.2 / 7

Helping people

2026-02 · Machine Learning/Expert

4.1 / 7

Enterprising

2026-02 · Machine Learning/Expert

2.4 / 7

Organizing

2026-02 · Machine Learning/Expert

3.6 / 7

Skills to explore

Source-reported importance on a 1–5 scale. Try a course, project or conversation to learn what these skills involve.

Judgment and Decision Making

Considering the relative costs and benefits of potential actions to choose the most appropriate one.

2023-08

4.3 / 5

Complex Problem Solving

Identifying complex problems and reviewing related information to develop and evaluate options and implement solutions.

2023-08

4.3 / 5

Reading Comprehension

Understanding written sentences and paragraphs in work-related documents.

2023-08

4.3 / 5

Critical Thinking

Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions, or approaches to problems.

2023-08

4.3 / 5

Active Listening

Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.

2023-08

4.1 / 5

Science

Using scientific rules and methods to solve problems.

2023-08

4.1 / 5

Speaking

Talking to others to convey information effectively.

2023-08

4.1 / 5

Writing

Communicating effectively in writing as appropriate for the needs of the audience.

2023-08

4.1 / 5

Active Learning

Understanding the implications of new information for both current and future problem-solving and decision-making.

2023-08

4.0 / 5

Systems Evaluation

Identifying measures or indicators of system performance and the actions needed to improve or correct performance, relative to the goals of the system.

2023-08

4.0 / 5

Plan a small next step

Talk to someone doing this work, look for a supervised activity, and explore the subjects that interest you. Admission, licensing and current program requirements should be confirmed with the relevant institutions.

Source preparation category: Job Zone 5 of 5 · 2023-08. This category describes typical preparation, not your eligibility.

Related study fields

Source crosswalk connections are research leads, not required qualifications.

Cell/Cellular Biology and Histology →

Infectious Disease and Global Health →

Epidemiology →

Epidemiology and Biostatistics →

Medical Science/Scientist →

Environmental Health →

Explore all related study fields →

Source & methodology

O*NET-SOC code 19-1041.00 · Database 31.0 · Retrieved Oct 14, 2026. Dates on individual observations describe their source periods.

How interest exploration matching works →

Data: O*NET® 31.0 Database, U.S. Department of Labor, Employment and Training Administration. Used under CC BY 4.0. StudyIndex normalizes the presentation and adds exploration features; USDOL/ETA has not approved, endorsed or tested these additions.