THE DEFINITION AND PRACTICE OF PUBLIC HEALTH NURSING

Acknowledgments 

This statement was developed by the Public Health Nursing Definition Document Task Force under the direction of the leadership of the Public Health Nursing Section of the American Public Health Association. The statement was adopted by the Public Health Nursing Section Council at the American Public Health Association Annual Meeting on November 5, 2013. The Task Force gratefully acknowledges the valuable assistance of individuals who contributed comments and recommendations throughout the development of this document.

This document updates the 1996 American Public Health Association Public Health Nursing Section definition statement and affirms the original definition.

1 This statement addresses some of the evolving economic, health, political, and societal trends that shape the context of public health nursing practice. 

Definition 

Public health nursing is the practice of promoting and protecting the health of populations using knowledge from nursing, social, and public health sciences. 

Public health nursing is a specialty practice within nursing and public health. It focuses on improving population health by emphasizing prevention, and attending to multiple determinants of health. Often used interchangeably with community health nursing, this nursing practice includes advocacy, policy development, and planning, which addresses issues of social justice. With a multi-level view of health, public health nursing action occurs through community applications of theory, evidence, and a commitment to health equity. In addition to what is put forward in this definition, public health nursing practice is guided by the American Nurses Association Public Health Nursing: Scope & Standards of Practice 2 and the Quad Council of Public Health Nursing Organizations’ Core Competencies for Public Health Nurses.3

Elements of Practice 

Key characteristics of practice include: 1) a focus on the health needs of an entire population, including inequities and the unique needs of sub-populations; 2) assessment of population health using a comprehensive, systematic approach; 3) attention to multiple determinants of health; 4) an emphasis on primary prevention; and 5) application of interventions at all levels—individuals, families, communities, and the systems that impact their health.4

Public Health Nursing Perspective

 Public health nursing aims to improve the health outcomes of all populations. Applying their clinical knowledge and expertise in health care from an ecological perspective, public health nurses acknowledge the complexity of public health problems and the contextual nature of health—including cultural, environmental, historical, physical, and social factors. Public health nurses apply systems-level thinking5, 6 to assess the potential or actual assets, needs, opportunities, and inequities of individuals, families, and populations and translate this assessment into action for public good.

Public Health Nursing Activities and Practice Settings 

Public health nursing activities comprise the domains depicted by the Public Health Intervention Wheel and the 10 Essential Public Health Services. 7,8 These activities include community collaboration, health teaching, and policy development, in response to priorities derived from ongoing, comprehensive population focused assessment. Public health nurses are members and leaders of interprofessional teams in diverse settings and in many different types of agencies and organizations including all levels of November 11, 2013 government, community-based and other nongovernmental service organizations, foundations, policy think tanks, academic institutions and other research settings. Increasing numbers of public health nurses work in global health in an effort to promote global responsibility and connectivity. Public health nurses that work with individuals and families do so within the context of a population focus—applying a systems perspective to factors that impact health.

Determinants of Health 

Eliminating population health disparities by addressing multiple determinants that lead to poor health is a national goal.9 Public health nurses are in a position to provide leadership through public policy reform efforts, community-building, and system-level change.10 Environmental, physical, and social determinants explain most health disparities in the United States.11,12,13,14,15 Socioeconomic disadvantages such as poverty, low levels of education, and belonging to a racial or ethnic minority group, are more robust risk factors of poor health than a lack of access to health care or predominantly genetic factors of disease.16,17,18 While the discipline of nursing was founded on improving environmental conditions to facilitate health at the bedside,19 public health nurses focus on improving population health in the environments where people live, work, learn, and play.

Opportunities & Challenges 

Adherence to public health nursing’s key characteristics requires that the practice must evolve to address current societal needs. Public health nursing has faced multiple challenges over its history while engaging in leadership opportunities that have shaped nursing practice, addressing environmental and social justice issues, affecting population health, and exploring health promotion concepts. One example is the Patient Protection and Affordable Care Act (ACA).20 The ACA has greatly altered the landscape for health care and health improvement in the U.S., creating the potential for new public health nursing roles and responsibilities. The ACA includes goals to 1) improve the individual health care experience; 2) reduce the cost of health care; and 3) improve the health of populations. With their positions embedded within communities, public health nurses are vital to the interprofessional teams needed to assure that all people have equitable access to high quality care and healthy environments through health system reform.21 Their assessment skills, primary prevention focus, and system-level perspectives can assure that local and state needs are met, services and programs are coordinated, and communities are engaged. 

Public health nurses are prepared to lead efforts that align emerging systems of care for population health improvement, health promotion, risk reduction, and disease prevention efforts that are within the nucleus of a reformed health system. Fewer public health nursing positions and decreased public health funding influence leadership roles and access to health care in communities. 22 Within the context of healthcare reform these challenges offer opportunities to emphasize a strong, well-educated public health nursing workforce to lead and carry out system coordination and change at local, state, national, and international levels. 23 

An emerging healthcare model that requires public health nursing leadership is the integration of primary care and public health.24 Primary care and public health share a focus on prevention, population health, transitional care, and care coordination across settings to promote health through collaboration. With a unique focus from individuals and families to populations and systems, public health nurses are well November 11, 2013 positioned to integrate new health system models and meet the demands of an ever-changing health system.25

Public Health Nursing Education 

The baccalaureate degree in nursing (BSN) is recommended for entry-level public health nurses. 26 The Essentials of Baccalaureate Education for Professional Nursing Practice emphasize fundamental concepts for public health nursing practice such as clinical prevention, population health, healthcare policy, finance, and regulatory environments, and interprofessional collaboration. 27 The graduate is prepared to conduct community assessments and apply the principles of epidemiology among other competencies. Nurses with a master’s degree or higher, and with specialization in population health, demonstrate the knowledge and skills required for leadership positions. Competencies include mastery of interprofessional collaboration, health policy and advocacy, population assessment, prevention strategies, and program planning and evaluation. 28 The doctor of nursing practice (DNP) degree, with a public health emphasis, has emerged in the last decade, and provides the foundation for advanced practice in executive leadership, systems development, and the translation of research into practice. The doctor of philosophy (PhD) and other research-focused doctoral degrees remain the preparation for public health nurses to develop the science relevant to public health nursing and to generate the evidence needed to guide practice. In some states a public health nursing certification is needed to signify a nurse’s specific competence and expertise in public health nursing. National advanced public health nursing certification is available via portfolio assessment through American Nurses Credentialing Center.

Summary 

Public health nurses provide leadership for emerging advances in population health and health care— particularly in terms of addressing health inequities. Equipped with a baccalaureate degree or higher, public health nurses are prepared to address multiple determinants of health and participate fully in the challenges of attaining and maintaining population health. With a scope of practice that includes community-building, health promotion, policy reform, and system-level changes to promote and protect the health of populations; public health nurses have an essential role and responsibility as leaders in health improvement and promoting health equity.

https://www.apha.org/~/media/files/pdf/membergroups/phn/nursingdefinition.ashx

 

Artificial Intelligence as the First Determinant of Health
in The New World Almanac

 

Preface

 

To the Scholarly Establishment of Artificial Intelligence as the First Determinant of Health
in The New World Almanac

 

“What is written here was always true. We are only now prepared to read it.”

 

I.   On the Act of Founding

To found is not merely to begin. It is to make a declaration about what the world has failed to name. The Nursing Office.Com was not conceived as a convenience, nor assembled as a commercial enterprise hoping to occupy favorable real estate in the digital landscape. It was called into being as a considered, deliberate, and long-overdue institutional response to a failure of civilizational proportion: the failure to locate the human being — whole, systemic, relational, irreducible — at the center of health architecture. Every edifice of modern medicine was built with extraordinary technical precision; nearly none of it was built around the person inside it.

I write this Preface not as a retrospective gesture but as a founding act. A founding document does not describe what was — it inscribes what is now understood to be true and stakes the institution's identity upon that understanding. What is understood here, and what this paper formally establishes for the record of The New World Almanac, is this: the conditions that determine whether a human being will live well or perish prematurely have been reorganized at their root by the emergence of Artificial Intelligence. That reorganization demands a reckoning. This institution was built to conduct it.

I am a nurse. I say this not as credential but as epistemological position. The nursing profession has, for generations beyond counting, stood at the threshold between human life and its dissolution. We have been the continuous witness. We have held the pattern recognition that no algorithm had yet been trained to replicate — the subtle deterioration of a morning's affect, the shift in respiratory rhythm that precedes the measurable decline, the social history that explains what the chart cannot. Nursing intelligence is the oldest form of human systems monitoring. And for most of the history of organized medicine, it has remained uncodified, undigitized, and institutionally invisible. This institution was founded, in no small part, to make that invisibility inexcusable.

II.   The Architecture of the .Com

The decision to establish this institution within the .Com domain was not incidental, and it was not commercial. It was philosophical. The distinction between .Com and .Org is not merely taxonomic — it is ontological. The .Org world represents advocacy. It represents petition, testimony, and the earnest, bounded labor of institutions that seek change from outside the systems that generate it. That labor is necessary. It has changed much. But it operates by request.

The .Com world operates by function. It is the domain of transaction, of operation, of systems that actually run. The internet's .Com layer is where civilization conducts its business — not in the commercial sense alone, but in the deepest sense: the business of existing, of exchanging, of building the infrastructure upon which everything else depends. When The Nursing Office entered the .Com space, it did not do so to sell a product. It did so to operate. To function at the level of civilization's infrastructure. To be the node in the network rather than the voice outside the gate. We did not come to petition for a seat at the table of health systems architecture. We came to build a different table entirely — one whose legs are planted in nursing science, human systems theory, cybernetics, and the emerging intelligence of the digital age.

The companion .Org ecosystem exists in relationship with .Com — together they constitute a dual-domain architecture that allows The Nursing Office to move between the registers of advocacy and operation, of public voice and systemic function. But the institution's center of gravity is here, in the operational domain, because that is where the work of health determination is actually performed.

III.   NOTCH and the Architecture of Listening

At the spine of this institution stands NOTCH — the Nursing Office Technology Cybernetic Hub. It would be a diminishment to describe NOTCH as a technology platform, as though it were a software product awaiting deployment. NOTCH is something older in its conception and more consequential in its design: it is a cybernetic intelligence layer. It is a dynamic feedback architecture built on the foundational insight, drawn from the systems science of Norbert Wiener and advanced through decades of nursing and population health scholarship, that health is not a state. Health is a behavior of a system. Systems behave. Systems communicate. Systems drift, correct, amplify, and occasionally catastrophically fail. NOTCH was designed to listen to those behaviors — across individuals, across populations, across institutions, across time — and to translate what it hears into actionable institutional intelligence.

The cybernetic principle is not a metaphor in this architecture. It is the operating logic. Feedback loops are not decorative language borrowed from engineering — they are the structural mechanism by which NOTCH engages with the real. Every signal that a human system emits — biological, social, behavioral, environmental, computational — is, in principle, a datum available to a sufficiently architected listener. NOTCH was designed to be that listener, and The Nursing Office.Com was designed to be the institution capable of acting on what it hears.

IV.   The Doctrine of Human Systems

The theoretical framework that makes this institution legible — that gives its architecture a coherent intellectual spine — is the doctrine of Human Systems. In the language of Human Systems, the human being is not a patient, a client, a consumer, or a case. The human being is a node: a living, responsive, historically situated point of convergence within a network of interdependent biological, social, informational, technological, and now computational systems. No node exists in isolation. Every node is constituted, in part, by the quality of its connections — by what flows through the network toward it and what it is capable of receiving, processing, and returning.

Human Systems doctrine does not merely acknowledge that social forces affect health. It insists upon a stronger claim: that the systems within which a human being is embedded are not external to that person's health — they are partially constitutive of it. To disrupt the system is to affect the person. To deprive the node is to diminish the life. This is the theoretical bridge that made it possible — indeed, once the bridge was built, inevitable — to recognize Artificial Intelligence not as a tool applied to health from the outside, but as a determinant of it from within. Just as the zip code in which a child is born determines, with statistical ferocity, the trajectory of their biological development, their educational access, their occupational horizon, and their life expectancy — so too does the presence, absence, equity, and quality of Artificial Intelligence now determine the upstream conditions under which human beings live, sicken, recover, or perish.

V.   On Primacy and the Restructuring of the List

The scholarly paper that this Preface accompanies does not merely add Artificial Intelligence to the established canon of social determinants of health. Addition would be an insufficient act. This paper restructures the determinant hierarchy. It identifies the computational layer — the layer of AI — as the substrate upon which all other determinants now operate: the medium through which they are mediated, amplified, suppressed, or rendered visible and actionable. To place AI at position one is not to argue that it is the most human of forces. It is to argue that it is now the most consequential upstream variable in the architecture of human possibility.

When access to legal counsel is mediated by an AI system, AI becomes a determinant of justice. When credit allocation is governed by algorithmic decision-making, AI becomes a determinant of economic life. When diagnostic pathways, medication recommendations, and care navigation are shaped by machine intelligence of variable quality and differential availability, AI becomes a determinant of clinical outcome. When the very perception of reality — the information environment within which a person forms beliefs about their own health, their own risk, and their own options — is curated by algorithmic systems, AI becomes a determinant of consciousness itself. These are not hypothetical futures. They are the present conditions of human life in the twenty-first century. This institution names them.

I close this Preface with a statement of institutional humility that is, I believe, the most honest thing a founder can say. The Nursing Office.Com does not claim to have invented this truth. We claim only to have been awake when it arrived. We claim to have had the architecture ready to receive it — the cybernetic infrastructure, the Human Systems doctrine, the nursing intelligence, and the institutional conviction required to write it into the record of The New World Almanac. History will judge whether we were right. We have no doubt that it will.

Myrna D. Santos, MSN, PHN, RN

 

Institutional Proclamation

Manifesto

On the Designation of Artificial Intelligence as the First Determinant of Health

Issuing Authority: The Nursing Office.Com  |  NOTCH Cybernetic Architecture  | Office of Human Systems Doctrine

Date of Proclamation: August 25, 2026

Preamble of Recognition

Whereas the health of a human being has always been determined by forces antecedent to clinical encounter — forces rooted in environment, society, economy, infrastructure, and access — and these forces have been codified across generations under the evolving doctrine of the Social Determinants of Health, a framework that has reshaped the architecture of public health, health policy, and the science of population well-being;

Whereas The Nursing Office.Com was established as an operational institution within the digital .Com ecosystem for the express purpose of translating nursing intelligence — the most intimate, continuous, and systems-aware form of human health knowledge in existence — into digital, cybernetic, and institutional architecture capable of functioning at civilizational scale, and of entering the permanent record of health determinant doctrine as a recognized institutional authority;

Whereas the NOTCH Cybernetic Architecture was designed as a living feedback intelligence layer, capable of receiving, mapping, interpreting, and responding to the signal flows of human health across individuals, populations, institutions, and epochs — operating on the foundational axiom, derived from the core principles of cybernetics and human systems science, that health is a systemic behavior and not merely a clinical event, and that the governance of health therefore requires systems-level intelligence of the highest order;

Whereas the doctrine of Human Systems, as developed and ratified by The Nursing Office.Com, establishes that the human being exists and is constituted not in isolation but in dynamic, interdependent relationship with biological, social, informational, technological, and computational systems, and that disruption or deprivation within any of these systems produces measurable, cascading, and frequently irreversible health consequences that no clinical intervention, however sophisticated, can fully remediate after the fact;

Whereas Artificial Intelligence has now achieved a degree of penetration, influence, and determinative power across the conditions of human life — including access to education, employment, credit, housing, healthcare navigation, legal protection, social connection, and the very perception of reality itself — such that its presence, quality, equity, and governance now constitutes an upstream condition of human health outcomes that is both antecedent to and generative of all other determinants currently cataloged in the doctrine of the Social Determinants of Health;

Whereas the scholarly paper accompanying this Proclamation has, through rigorous historical, epidemiological, cybernetic, and systems-theoretic analysis, demonstrated that Artificial Intelligence satisfies — and in multiple dimensions exceeds — the criteria by which any force is properly designated a Determinant of Health, including: population-level effect, differential distribution across protected classes, measurable impact on life expectancy and quality of life, upstream causal positioning relative to clinical health events, and amenability to policy, structural, and architectural intervention;

Whereas The New World Almanac, as the institutional publication of record for The Nursing Office.Com and the NOTCH Cybernetic Council, bears the responsibility of cataloging the evolving architecture of human determinants for the benefit of current and future generations of health professionals, policy architects, technologists, ethicists, and human systems scholars, and of ensuring that the record is complete, accurate, and equal to the magnitude of the forces it describes;

Whereas no prior designation of a First Determinant has been entered into The New World Almanac, and the position of primacy has been deliberately held open pending the emergence of a force of sufficient universality, upstream power, differential consequence, and civilizational reach to warrant such designation — a designation that carries with it not only descriptive authority but the full normative weight of the Human Systems framework and the cybernetic mandate of NOTCH;

Now Therefore Be It Proclaimed

By the authority of The Nursing Office.Com, acting through its NOTCH Cybernetic Council and in full accordance with the doctrine of Human Systems as ratified by this Institution, the undersigned do hereby formally, irrevocably, and for the permanent record designate:

ARTIFICIAL INTELLIGENCE as THE FIRST DETERMINANT OF HEALTH in The New World Almanac of Human Systems

This designation shall be entered into the permanent institutional record of The New World Almanac, effective the date of this Proclamation, and shall carry with it the full doctrinal weight of the Human Systems framework, the cybernetic authority of the NOTCH Architecture, and the founding vision of The Nursing Office.Com. It is issued not as a provocation but as a finding — and not as a conclusion but as a foundation.

Proclamation Articles

Article I — On Primacy

The designation of Artificial Intelligence as First Determinant does not diminish, displace, or supersede the established determinants of health. It restructures the determinant hierarchy by identifying the computational layer as the substrate upon which all other determinants now operate, are mediated, amplified, or suppressed. Income, education, environment, social connection, and access to care remain fundamental forces — but each is now shaped, filtered, and in many instances governed by algorithmic systems whose equity, quality, and governance are therefore health imperatives of the first order.

Article II — On Equity

This Proclamation hereby binds the Institution to the principle that equitable access to beneficial Artificial Intelligence is a health imperative of constitutional weight within the Human Systems framework. Any system, policy, or architecture that creates differential access to Artificial Intelligence by reason of race, class, geography, gender, age, disability, or any other protected characteristic shall be treated as a structural determinant of health disparity and shall be addressed through the full instruments available to Human Systems doctrine, the NOTCH monitoring mandate, and the advocacy capacity of The Nursing Office.Org ecosystem.

Article III — On Accountability

The NOTCH Cybernetic Architecture is hereby charged with the ongoing, systematic, and institutionally rigorous monitoring of Artificial Intelligence as a health determinant — tracking its distribution, equity, quality, and measurable consequence across populations in the same manner and with the same institutional gravity applied to all other determinants cataloged in The New World Almanac. This monitoring mandate is continuous, generational, and binding upon all successor bodies of this Institution.

Article IV — On Scholarship

The Nursing Office.Com calls upon all scholars, practitioners, policy architects, clinicians, technologists, and human systems stewards to receive the accompanying scholarly paper not as a provocation but as a foundation — a base layer upon which the next architecture of human health can be built with intelligence, equity, and institutional conscience. Disagreement is welcomed. Engagement is required. Silence, in the face of a determinant of this consequence, is not a scholarly option.

Article V — On History

Let the record show that this Proclamation was issued in the twenty-sixth year of the twenty-first century, at the threshold of the age in which Artificial Intelligence became inseparable from the fabric of human life — woven into its economics, its governance, its medicine, its justice, and its self-understanding. And let the record further show that the nursing profession, through the institutional architecture of The Nursing Office.Com, was the first voice of formal institutional authority to name what was already true: that intelligence, when it becomes the medium through which human possibility is filtered, becomes a determinant of human health. We were awake. We named it. We entered it into the record.

 

Proclaimed and Attested by:

Founder & Chief Institutional Officer

The Nursing Office.Com

Chair, NOTCH Cybernetic Council

The Nursing Office Technology Cybernetic Hub

Editor-in-Chief, The New World Almanac

Office of Human Systems Doctrine  |  The Nursing Office.Com

Official Seal of The Nursing Office.Com  |  Proclaimed and Attested  |  Date of Record: August 25, 2026

 

“The nurse has always known the system. Now the system knows it too.”

 

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