Social workCase studySystems theory

Bertalanffy systems theory case study worksheet guide

Select one of four course case studies — the one you will keep all term — and analyze its identified client through Bertalanffy's general systems theory across family and community systems, completing the Dissecting a Theory and Its Application worksheet.

Aug 11, 2026

Editorial process

Last reviewed · August 11, 2026

Written by

Aaron Bishop

MA, Education

assignment interpretation and research-methods coaching across disciplines

Reviewed by

Dr. Nathan Cole

PhD, Rhetoric & Composition

Argumentation and thesis development

On this page

Interpret the task
Assignment instructions
Deliverables
Proposed outline
Research plan
Reference shortlist
Final review

What does a Bertalanffy lens change about the case?

Two decisions happen before any analysis, and the brief is explicit that one of them follows you for the rest of the course: you select one of the four case studies in the Learning Resources and keep it through every later theory application, so choose a case rich enough to survive repeated re-reading — one with an identifiable client embedded in visible family and community structures. The second decision is the systems framing itself. The brief's own contrast is the clue: Bertalanffy's general systems theory reads the client as a system of interacting subsystems seeking homeostasis, while Bronfenbrenner's ecological version layers the influences into micro, meso, exo, macro and chrono levels. The assignment title puts Bertalanffy in the lens, which means your analysis should run on his vocabulary — subsystems, boundaries, inputs, homeostasis — rather than defaulting to the ecological levels most students remember better.

The deliverable is the worksheet, and that shapes the writing more than most submissions allow: 'Dissecting a Theory and Its Application to a Case Study' separates the anatomy of the theory from its use, so you need both halves working. The dissection half wants the theory's components stated precisely — what counts as a system, what the subsystems are, how boundaries and feedback operate, what homeostasis means for a family under stress. The application half is where the brief's instruction to consider both family and community systems becomes the grading edge: map the identified client's family as one system of subsystems, then place that family inside community systems — school, workplace, services, faith communities — and show the interactions across boundaries. An analysis that stops at the family has done half the assignment, and one that describes the community without tracing influence back to the client has done the wrong one.

Keep the focus discipline the brief names: the identified client. Systems analysis drifts naturally toward describing everyone, and the worksheet rewards the opposite — every subsystem and community structure you name should be tied to how it maintains or disrupts this client's presenting problem, and to the assessment questions it would generate. That last move is the point of the course design the brief describes: theory changes what you ask and how you intervene, so a strong worksheet shows the lens producing different questions than common sense would. Write the intervention implications in systems terms too — boundary work, changing feedback patterns, engaging a community subsystem — rather than generic counseling suggestions. The required readings pair the theory chapter with a poverty-theories article for a reason: structural context is part of the system, not background noise, and the strongest analyses let it in.

Likely learning objectives

Inferred from the brief — check these against your own rubric.

01
Choose a course-long case study strategically, for an identified client with visible family and community systems.
02
State Bertalanffy's general systems theory precisely: systems, subsystems, boundaries, feedback, homeostasis.
03
Apply the systems lens across both required levels — family subsystems and the community systems containing them.
04
Tie every mapped system to the identified client's presenting problem and to the assessment questions it generates.
05
Frame intervention implications in systems vocabulary rather than generic counseling terms.

Assignment instructionsQuoted verbatim

Read the full question

Review every instruction before using the planning guidance that follows.

Assignment Bertalanffy’s General Systems Theory Case Bertalanffy’s General Systems Theory Case In this course, you will be asked to select one case study and to use it throughout the entire course. By doing this, you will have the opportunity to see how theories guide your view of a client and the client’s presenting problem. Although the case may be the same, each time you use a different theory, your perspective of the problem changes, which then changes how you go about asking the assessment questions and how you intervene. The first theoretical approach you will use to apply to a case study is systems theory. In other words, your theoretical orientation—your lens—will be systems theory as you analyze a social work case study. Different theories can be used to take a systems approach. For example, Bertalanffy’s General Systems Theory considers how a system is made of smaller subsystems that influence each other and seek homeostasis, whereas Brofennerbrenner’s Ecological Systems Theory focuses on how an individual’s experience is influenced by different system levels (micro, meso, exo, macro, and chrono). Systems theory is commonly used to understand the interrelationships of the systems (e.g., family, community, organizations, society) of the client. If you are working with families, communities, and organizations, it is also beneficial to use systems theory to get a holistic picture of all the interrelated parts of the system. To prepare: Select and focus on one of four case studies listed in the Learning Resources. You will use this same case study throughout the course. By Day 7; Bertalanffy’s General Systems Theory Case Focus on the identified client within your chosen case. Analyze the case using a systems approach, taking into consideration both family and community systems. Complete and submit the “Dissecting a Theory and Its Application to a Case Study” worksheet based on your analysis. Bertalanffy’s General Systems Theory Case Assignment Bertalanffy’s General Systems Theory Case Required Readings Turner, F. J. (Ed.). (2017). Social work treatment: Interlocking theoretical approaches (6th ed.). New York, NY: Oxford University Press. Chapter 14: General Systems Theory (pp. 240–247) Turner, K., & Lehning, A. J. (2007). Psychological theories of poverty. Journal of Human Behavior in the Social Environment, 16(1/2), 57–72. doi:10.1300/J137v16n01-05 Note: You will access this article from the Walden Library databases. Turner, F. (2011). Theory and social work treatment. In Social work treatment: Interlocking theoretical approaches (5th ed., pp. 3–13). New York, NY: Oxford University Press. Social Work Treatment: Interlocking Theoretical Approaches, 5th Edition by Turner, F. Copyright 2011 by Oxford University Press – Books (US & UK). Reprinted by permission of Oxford University Press – Books (US & UK) via the Copyright Clearance Center. Document: Comparing Individual-Related and Structural/Cultural-Related Theories (Word document) Document: Worksheet: Dissecting a Theory and Its Application to a Case Study (Word document) Document: Theory Into Practice: Four Social Work Case Studies (PDF) Required Media; Bertalanffy’s General Systems Theory Case Sommers-Flanagan, J., & Sommers-Flanagan, R. (2014). Counseling and psychotherapy theories in context and practice [Video file]. Retrieved from http://www.psychotherapy.net.ezp.waldenulibrary.org/stream/waldenu/video?vid=277 This week, watch the “Family Systems Therapy” segment by clicking the applicable link under the “Chapters” tab. Note: You will access this video from the Walden Library databases.

Turn the brief into deliverables

01
A selected case study from the four in the Learning Resources — the case you will use all course.
02
A systems-approach analysis of the identified client considering both family and community systems.
03
The completed 'Dissecting a Theory and Its Application to a Case Study' worksheet, submitted by Day 7.

How should the theory-dissection worksheet be completed?

The case and the client

Name the chosen case study and its identified client, with a sentence on why this case carries enough family and community structure for a full course of theory applications.

The theory, dissected

State general systems theory's components: what constitutes a system and subsystem, how boundaries and inputs work, what feedback and homeostasis mean — cited to the assigned Turner chapter.

The family as a system

Map the client's family: its subsystems, the boundaries between them, and the homeostatic patterns that maintain or resist the presenting problem.

The community systems around it

Place the family inside its community systems — school, work, services, informal networks — and trace the interactions across boundaries that reach the identified client.

What the lens changes

Close the worksheet's application half with what systems theory alters: the assessment questions you would now ask and the systems-level intervention implications.

Where are systems theory's components stated citably?

Recommended databases

Course Learning Resources (Turner chapters, case studies PDF, worksheet)
Walden Library databases
Reference works on systems theory

Search sequence

1.
Read the four case studies before choosing; shortlist by which identified clients have documented family and community systems.
2.
Read the assigned Turner chapter on general systems theory for the component vocabulary the dissection half requires.
3.
Consult a reference treatment of Bertalanffy for the theory's origin and core claims, so the worksheet cites beyond the course text.
4.
Keep the ecological-systems contrast at hand to check you have not drifted lenses mid-analysis.

Reference shortlist

These are authoritative starting points, not a ready-made bibliography. A qualified reviewer must confirm that each source fits the assignment and supports the claim beside which it is cited.

Nothing here is cleared for citation until you have read it.

01
Ludwig von Bertalanffy
Encyclopaedia Britannica · 2025
The theory's provenance — Bertalanffy as originator of general systems theory — anchoring the dissection half's account of what the theory claims and where it came from.
02
Theories Used in Social Work Practice & Practice Models
Simmons University, School of Social Work · 2024
Systems theory situated among social work's working theories — useful for the worksheet's framing of how a theoretical orientation guides assessment and intervention.
03
Bronfenbrenner's Ecological Systems Theory
Simply Psychology · 2024
The contrast case the brief itself raises — the five ecological levels — kept at hand precisely so the analysis can show it is using Bertalanffy's frame and not this one.

Review before submission

Common mistakes

Sliding into Bronfenbrenner's micro-to-chrono levels when the assignment's lens is Bertalanffy — the brief contrasts them precisely so you notice which one you are using.
Choosing a case for its drama rather than its systems: a client with thin family and community detail starves every later week of the course.
Describing the family system and skipping the community systems, when the instruction names both.
Filling the worksheet's application half with case summary instead of analysis — the theory's concepts must visibly do the work.
Losing the identified client in a map of everyone; each subsystem named should connect back to the presenting problem.
Writing intervention ideas that ignore the lens — 'refer to counseling' says nothing that systems theory produced.

Submission checklist

One of the four Learning Resources cases selected and named, with the identified client stated.
Theory dissection covers systems, subsystems, boundaries, feedback, and homeostasis in Bertalanffy's terms.
Family systems and community systems both analyzed, with cross-boundary interactions shown.
Every system mapped is linked to the client's presenting problem and an assessment question.
Worksheet complete in both halves and submitted by Day 7.

Use this guide to plan and review your own work. Follow your institution's rules and read our academic-integrity policy.