From the perspective of the Adjutant General’s (AG) Corps, our enduring mission is to serve the Army’s most important asset: its people. In an era of profound strategic change (technology and structure), as the Army pivots from counterinsurgency to readiness for large-scale combat operations (LSCO), the demands on our profession of arms have never been greater. The modern battlefield is a crucible, testing every warfighting function to its absolute limit. For the sustainment community, and particularly for human resources (HR) professionals, this new reality requires a fundamental transformation. We are not merely adapting to the future fight; we are actively forging a new identity as fully integrated sustainment warfighters. This evolution, anchored by our new foundational doctrine, Field Manual (FM) 4-1, Human Resources Support, is critical to strengthening our profession and ensuring the Army can fight and win in any operational environment.
To build the future, we must first honestly assess our present. A candid look at our current capabilities reveals significant gaps, which, if left unaddressed, pose an unacceptable risk to the force in a LSCO environment. The challenges we face are not trivial; they strike at the very heart of our ability to build and maintain combat power. Our most critical vulnerabilities lie in two core areas: Personnel Asset Visibility (PAV) and replacement operations.
Real-time, accurate PAV is the bedrock of a commander’s decision-making process. It is not an administrative luxury but a combat imperative. Without knowing the exact strength and duty status of Soldiers in their formations, how can a commander confidently commit forces in combat? Commanders care about combat effectiveness, not just numbers. For them, strength (unit readiness) equals combat power. A reported strength below 75% can be a critical decision threshold that directly impacts maneuver, tempo, and risk. How can logisticians plan for rations and fuel? How can we execute our other critical warfighting functions of casualty and replacement operations? The hard truth is that our current tools and manual processes are insufficient for this task even in peacetime, let alone in a dynamic and contested operational environment.
Equally concerning is our readiness for replacement operations. The expected levels of casualties in a future conflict may reach volumes not seen since World War II. While our doctrine has finally begun to address this, it remains largely theoretical, untested in major exercises or real-world application. This is not a hypothetical problem. The entire casualty and replacement flow is a critical component of combat power reconstitution. The speed of reporting and the velocity of replacements directly affect readiness and a commander’s operational decisions. The inability to efficiently track, process, and transport replacements to units on a fluid battlefield directly erodes combat power and hinders our ability to reconstitute formations, potentially leading to operational failure. Furthermore, this flow does not happen in a vacuum. Sustainment and personnel flow are terrain driven. We must understand the routes, choke points, and critical crossings that dictate the speed at which we can move personnel, just as our logistics counterparts track key alternate supply routes (ASRs) and main supply routes (MSRs).
Beyond these critical vulnerabilities, we face risk in our support to casualty operations. Providing accurate casualty estimations is essential for forecasting sustainment resources and informing the replacement pipeline. Yet, the Department of War’s approved solution, the Medical Planners’ Toolkit, is slow, cumbersome, and ripe for modernization with artificial intelligence-driven assistance to provide commanders with the predictive analysis they need. Furthermore, our inability to conduct basic HR and military pay (MILPAY) transactions at the tactical edge — in a denied, degraded, intermittent, or limited (DDIL) bandwidth environment where systems like Integrated Personnel and Pay System–Army (IPPS-A) are non-operational — is a significant concern. This concern is magnified when we consider that we must also actively protect HR systems and nodes.
These are valuable targets for our adversaries, and their disruption can cripple a commander’s visibility and battlefield decision making. The timely processing of duty status changes is what drives critical deployed entitlements. Failure here directly impacts the morale, welfare, and financial stability of our Soldiers in the thick of the fight.
Acknowledging these gaps is the first step in our transformation. The second, and most critical, is the implementation of a doctrinal solution that recasts our entire professional philosophy. The 2025 publication of FM 4-1 represents this doctrinal revolution. It is far more than a simple update to the legacy FM 1-0, Human Resources Support (now FM 4-1); it is a fundamental realignment of the HR profession with the Army’s core mission.
The most significant change is the full integration of HR support within the broader sustainment warfighting function. For too long, HR has been viewed as a separate, supporting function. FM 4-1 definitively breaks down these silos. It establishes that HR professionals are not adjutants to the fight but active and essential participants in it. We are sustainers, first and foremost. This means that HR is a sustainment function, not separate from it.
To be true sustainers, we must understand the language and processes of logistics, including logistics packages, logistics release points (LRPs), ASRs/MSRs, and distribution timelines. The principle that distribution applies to people is key; the flow of personnel must mirror the flow of logistics, from the division support area to the LRP and out to the fighting unit. This doctrinal shift aligns HR with the overarching principles of Army Doctrine Publication 4-0, Sustainment, ensuring our efforts are planned, coordinated, and executed to directly contribute to the commander’s objectives and the lethality of the force.
FM 4-1 is tailored to the unique challenges of LSCO, with a renewed emphasis on mobility, survivability, and the ability to operate effectively in contested environments. It clarifies the role of the HR company during LSCO and provides comprehensive battlefield geometry graphics that include the corps sustainment command, division sustainment support battalion, and division supply and services company. FM 4-1 organizes our contributions around two clear, powerful core competencies: Man the Force and Provide HR Services. Man the Force directly addresses our most critical warfighting tasks: personnel accounting and strength reporting, HR support to replacement operations, casualty operations, and personnel readiness management. Provide HR Services encompasses the essential functions that sustain the human element of the force, including essential personnel services, postal operations, Army band operations, and morale, welfare, and recreation. This framework provides clarity and ensures our efforts are focused on what matters most on the battlefield.
Crucially, the new doctrine recognizes the importance of data-driven decision making. It embraces the capabilities of IPPS-A while acknowledging the need for future technological solutions, such as the Next Generation Command and Control-compliant applications being developed to mitigate our DDIL and PAV gaps. It calls for a new level of data literacy and analytical skill within our ranks, transforming us from simple data entry clerks to true data analysts who can provide commanders with actionable intelligence on their force.
Doctrine, however, is only as effective as the leaders and Soldiers who execute it. The true test of FM 4-1 will be in its application across the force, and this requires a concerted effort from both HR professionals and the wider sustainment community.
For my fellow AG Soldiers and leaders, our mission is clear. In short, HR must think like planners. Our 42A Human Resource Specialists must evolve from technicians into planners who actively participate in the military decision-making process and understand the operational art. HR must understand the fight, not just report strength. We must be able to understand the main effort, supporting efforts, decisive operations, and objectives, and then tie personnel strength directly to combat power, tempo, and risk. This understanding will allow us to support the decisive operation, prioritizing HR support based on the main effort, rather than distributing it evenly and ineffectively across the battlefield.
A key part of this is understanding how commander’s critical information requirements matter to HR. By understanding the commander’s priority intelligence requirements, friendly force information requirements, and essential elements of friendly information, we can better anticipate decisions and prioritize our support accordingly. We must become masters of our craft not just as HR technicians, but as sustainment warfighters, able to articulate how personnel readiness, casualty flow, and replacement velocity impact the commander’s scheme of maneuver. It means looking beyond the front-end transaction to understand the entire MILPAY process so we can effectively troubleshoot for our Soldiers. It means championing data literacy and leveraging technology to provide predictive, not just reactive, support. We must be able to stand in a tactical operations center and advise the commander with the same confidence and competence as our logistics and medical counterparts.
For the broader sustainment community, the message of FM 4-1 is one of integration. I urge my colleagues in logistics, medicine, and finance to read this new manual. Understand how accurate personnel strength reporting from HR professionals impacts your planning for rations, fuel, and other classes of supply. Coordinate with HR teams to synchronize casualty tracking and reporting, ensuring our Soldiers receive the care they need and their status is accurately recorded. Work with HR to seamlessly plan for the movement of personnel, from individual replacements to consolidated mail. In the crucible of LSCO, no single sustainment function can succeed on its own. Integrated, synchronized sustainment — a team effort where HR is a key player — is the only path to victory.
As we move forward, the AG Proponent Team is committed to supporting this transformation. We are rewriting our techniques publications, starting with Army Techniques Publication 1-0.1, Techniques for Human Resources Support to Operations, to provide the detailed how-to to supplement the new FM. We are developing new training and working with U.S. Army Combat Capabilities Development Command to acquire automated, real-time applications and material solutions that will close our technological gaps. We are here to help, and our lines of communication are always open.
The path ahead is challenging. It demands a cultural shift, a commitment to continuous learning, and an aggressive pursuit of technological and procedural solutions. But the AG Corps has always been defined by its ability to innovate and adapt. By embracing our role as sustainment warfighters, by mastering our new doctrine, and by working in concert with the entire sustainment enterprise, we will strengthen our profession immeasurably. We will ensure that the Army’s greatest asset — its people — remains its most powerful and decisive advantage on the multi-domain battlefields of today and tomorrow.
Defend and Serve.
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MSG David Minder serves as the AG proponent career management NCO, Fort Jackson, South Carolina. He previously served as training and development NCOIC for Integrated Personnel and Pay System–Army, Washington, D.C., and as the J-1 senior enlisted leader for U.S. Southern Command, Doral, Florida. He is Microsoft Certified: Power BI Analyst Associate. He has a Master of Science degree in homeland security and emergency preparedness from Thomas Edison State College and a Master of Science degree in criminal justice from the University of Louisville. He has a graduate certificate in advanced business analytics from the University of South Carolina.
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This article is a winner of the ASU Writing Competition and was published in the summer 2026 edition of Army Sustainment Professional Bulletin.
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