Monica McGoldrick and the Standardization of Genogram Notation

Monica McGoldrick grew up in a family that had, by her own account, more than enough material for a genogram. Her grandmother left Ireland during the famine years; relatives carried forward patterns of loss, displacement, and resilience that shaped everything that followed. This personal context runs through her work. The genogram, in her hands, was both a clinical instrument and an argument about what families are and why their histories matter.

Before the Standard

Family diagrams existed in clinical practice long before McGoldrick formalized them. Murray Bowen, the psychiatrist whose work at the National Institute of Mental Health in the 1950s and 60s formed the theoretical foundation of what would become family systems therapy, used family mapping extensively. His concept of the multigenerational transmission process — the idea that emotional patterns do not belong to individuals but to family systems, and that those patterns pass across generations — made some kind of multigenerational diagram almost inevitable.

But Bowen's diagrams varied. Other clinicians adapted what he did in their own ways. By the early 1980s, clinicians who trained in different settings drew family diagrams that looked different from one another. A circle might mean different things depending on where you trained. A line style that indicated conflict in one practice meant something else in another. There was no agreed vocabulary.

The practical consequence was that a genogram produced in one clinical setting could not be easily handed to a clinician trained elsewhere. The tool was useful within a practice but difficult to transport between them. For research, where reproducibility depends on consistent data collection, the lack of standardization was a real problem.

The 1985 Publication

Monica McGoldrick and Randy Gerson published Genograms in Family Assessment in 1985. Gerson was a researcher and computer scientist who had been working on tools to make genograms easier to produce and analyze digitally. McGoldrick brought the clinical depth and the family-systems theoretical grounding. Together they produced something that had not previously existed: a complete, documented notation system for family diagrams, grounded in family systems theory and designed to be both clinically useful and researchable.

The book did several things that turned out to be important. First, it defined the symbols — squares for males, circles for females, specific line types for each relationship quality, standardized markers for death, illness, and key events. Second, it explained the theoretical framework behind those choices, connecting the notation to Bowen's multigenerational transmission process and the clinical practice of family therapy. Third, it demonstrated the method through extended clinical examples, showing how to interpret a completed genogram rather than just how to draw one.

The timing was favorable. Family therapy was establishing itself as a discipline distinct from individual psychotherapy. There was appetite for systematic tools. Genograms in Family Assessment circulated rapidly through training programs and became standard reading. The notation system it documented followed with it.

McGoldrick's Clinical and Academic Context

McGoldrick trained as a social worker and family therapist, and built her career at the intersection of family systems theory and cultural competency. She founded the Multicultural Family Institute in New Jersey, which she continues to direct, and spent decades at Robert Wood Johnson Medical School and later at Rutgers.

Her theoretical contributions extend beyond the notation. Her work on the cultural genogram — extending the standard system to capture ethnicity, immigration history, and cultural identity as structural factors in family functioning — pushed the field to think about family systems in a broader social context. Her edited volume Ethnicity and Family Therapy, first published in 1982 and now in its third edition, is one of the most cited texts in family therapy.

The genogram, in her framework, is not a neutral recording instrument. It reflects a theory of what matters in families. The fact that it records three generations by default, rather than two or five, reflects the Bowenian view that the multigenerational transmission process operates on that scale. The fact that it encodes relationship quality — not just structure — reflects the assumption that the emotional texture of family bonds carries clinical weight equal to the biological facts.

The Bowen Connection

To understand why McGoldrick's notation spread as quickly as it did, it helps to understand the theoretical tradition it was embedded in.

Murray Bowen spent decades at the National Institute of Mental Health studying what he called the "family emotional system" — the idea that families function as emotional units, not just collections of individuals, and that understanding a person's functioning requires understanding the system they are embedded in. His concept of the multigenerational transmission process described how patterns of emotional functioning — the same ways of managing anxiety, the same relationship dynamics, the same distances and entanglements — pass from parents to children, often without anyone intending to transmit them.

Bowen's framework made a multigenerational diagram almost inevitable. If the relevant clinical unit is not the individual but the family system across generations, you need a way to map that system visually. Bowen and his colleagues used family diagrams in their work, but they were not standardized — different practitioners drew them differently.

McGoldrick's 1985 publication with Gerson gave the Bowen framework a notation system. The timing was significant: family systems therapy was gaining institutional ground, and there was demand for both teachable methods and research tools. A standardized genogram notation provided both.

The genogram is built around assumptions from family systems theory: three generations is the right scope, relationship quality deserves as much representation as structure, and who is in the family matters alongside what happened to them. These are theoretical commitments embedded in the design of the tool.

Subsequent Editions and the Evolution of the Standard

The 1985 publication was followed by a second edition in 1999, a third in 2008, and a fourth edition in 2020, the last co-authored with Randy Gerson and Sylvia Petry. Each edition revised and expanded the notation as the field evolved.

The most significant expansions have come in areas the original notation handled poorly. Gender identity and sexual orientation notation evolved substantially — the 1985 system had no symbols that could represent same-sex partnerships or non-binary gender in any standardized way. By the fourth edition, the system had incorporated markers for a wider range of family configurations, reflecting both changes in social understanding and the practical reality that clinicians were seeing these families and needed tools to represent them.

Medical genogram conventions have also deepened over the decades, particularly in response to genetic counseling practice, which places heavy weight on precise annotation of hereditary conditions across generations. Some specialized notation systems used in genetics and oncology have developed their own variations on the standard, though most remain recognizably descended from McGoldrick and Gerson's original framework.

Why Standardization Matters Clinically

The argument for a standard notation is essentially the argument for any shared professional vocabulary. When a clinician transfers a patient to a new therapist, or when a family physician refers to a genetic counselor, or when a supervisor looks at a trainee's case material, the genogram functions as a handoff document. That only works if both parties read the same symbols the same way.

In research, the stakes are higher still. Studies that use genograms to track patterns across clinical populations — the incidence of certain conditions in multigenerational family histories, the relationship between family-of-origin patterns and presenting problems — depend on data that is collected consistently. If researchers in different institutions use different notation systems, their datasets cannot be combined or compared.

Research on the connection between early attachment patterns and adult mental health, for example, depends on consistent multigenerational data. Without a shared notation, datasets from different institutions cannot be combined or compared.

The Limits of Any Standard

McGoldrick has been direct about what the notation cannot do. A standardized symbol system is a vocabulary, not a language. It can name things. It cannot describe the quality of a grandmother's grief, or the texture of a family's silence around a particular subject.

In clinical practice, the genogram is a starting point for conversation. The diagram prompts questions. The answers, held in context, are where the clinical work happens. Clinicians who treat the completed genogram as the endpoint have misunderstood the tool.

There is also the problem of what the notation cannot represent at all. The standard system handles biological and legal family structure well. It handles relationship quality through a small set of line types. But it has no standardized markers for things like economic class over time, neighborhood and community context, or the impact of systemic racism and structural inequality on a family's options — all of which, McGoldrick would argue, belong in a complete picture of a family's functioning. The cultural genogram she developed is a partial response to this gap, but it remains a supplement to the standard rather than a replacement for it.

McGoldrick's Work Beyond the Notation

The genogram notation is one thread of McGoldrick's work. Her contributions to understanding culture, ethnicity, and family therapy have been at least as influential.

Her framing of the "family life cycle" — the idea that families, like individuals, move through predictable developmental stages and that these transitions create predictable stresses — provided clinicians with a framework for normalizing what might otherwise be interpreted as pathology. A family struggling when the first child leaves home is experiencing a structural transition, not a failure. This framing, developed with Elizabeth Carter and widely disseminated through The Family Life Cycle (1980) and its subsequent editions, has become standard clinical vocabulary.

Her attention to gender in family therapy — particularly the invisible labor that falls to women in families, and how family systems theory sometimes inadvertently reinforced rather than questioned those patterns — represented a critical voice within the field at a time when many of its founders were not raising these questions.

These threads connect to the genogram work. A notation that encodes family structure but is blind to the gender dynamics within it, or the cultural context that shaped how the family functioned, was always going to be incomplete. McGoldrick's broader body of work is, in part, an ongoing effort to hold those dimensions alongside the structural diagram rather than reducing the family to its skeleton.

The Notation as Starting Vocabulary

McGoldrick notation gives clinicians a common language for the most fundamental features of family structure and relationship. That language makes handoffs possible, makes research possible, and makes the genogram teachable.

Practitioners continue to add to it, adapt it, and supplement it for particular clinical contexts. The standard is a floor, not a ceiling.

McGoldrick's books remain in print and in use in training programs. The fourth edition of Genograms: Assessment and Intervention (2020, Norton) is the current authoritative reference for the notation standard.

For the visual reference of the symbols themselves — what each shape, line, and marker looks like and what it means — see the genogram symbols guide. For the step-by-step process of building a genogram, the how-to-draw guide walks through placement and annotation in sequence.

If you want to apply this notation in practice, FamRoots implements the current standard notation and keeps up with revisions as the field evolves.