Betrayal and Undue Influence: A Forensic Framework
Betrayal can be central to an undue-influence or exploitation case, but the word is often used more broadly than the evidence permits. It may describe an injured person’s experience, conduct, or counsel’s theory. It is not a psychiatric diagnosis or a universal element of undue influence.
A useful forensic analysis therefore begins by disassembling betrayal into observable propositions.
The constituent elements of betrayal
Psychologist Stanley Rachman described betrayal as the sense of being harmed by the intentional act or omission of a trusted person.[1] For litigation, that formulation can be separated into six questions:
A relationship of trust, reliance, or recognized obligation. It may be intimate, familial, fiduciary, professional, spiritual, or caregiving. Trust may arise from a formal duty, dependable conduct, confidential access, or reliance for care, advice, housing, transportation, or emotional security.
An act or omission inconsistent with that relationship. Examples may include disloyalty, concealment of a conflict, misuse of confidential information, diversion of assets, failure to protect, or assistance to an adverse interest.
Knowledge or perceived intentionality. In Rachman’s formulation, the injured person understands the harmful conduct as intentional. In court, the person’s attribution must be distinguished from independent evidence of the actor’s knowledge, purpose, or state of mind.
Harm or material risk of harm. The injury may be financial, relational, reputational, physical, or psychological. A violated expectation without meaningful harm carries less forensic significance.
A connection between the trust and the harm. The trusted position may have supplied access, credibility, information, authority, or an opportunity that an outsider would not have possessed.
Recognition and meaning. Some people recognize the conduct immediately; others understand it only after records are reviewed or the relationship changes. The timing of discovery matters when evaluating statements, symptoms, damages, and causation.
This is an analytical framework, not a legal test. Counsel determines whether the facts establish a claim under controlling law.
Betrayal is not the same as deception or breach of trust
Deception concerns false statements, omissions, or practices that create or maintain a false belief. It may be one method of betrayal, but betrayal can occur without a proven misrepresentation—for example, through disloyal conduct or misuse of entrusted access.
A breach of trust may refer to violation of an interpersonal expectation. A breach of fiduciary duty is a legal conclusion dependent on a recognized duty. A forensic psychiatrist may analyze dependency, trust, beliefs, behavior, and psychological consequences without assuming that legal conclusion.
Exploitation focuses on improper use of another person or resources for benefit or gain. Federal elder-justice legislation, for example, defines exploitation in terms of a fraudulent, illegal, unauthorized, or improper act or process involving an elder’s resources.[2] State definitions and causes of action vary. Exploitation can involve betrayal, but a stranger’s scam may be exploitative without any prior relationship of trust.
Coercion ordinarily directs attention to threats, force, intimidation, or pressure that constrains choice. Betrayal may instead operate covertly: the trusted person may appear loyal while manipulating information or pursuing an undisclosed interest. The two can coexist, but neither should be inferred from the other.
How betrayal may connect to undue influence
Undue influence is a jurisdiction-specific legal doctrine. Definitions vary across testamentary, donative, contractual, protective, and other settings. The Uniform Law Commission has expressly noted that the term has been used inconsistently and chose conduct-focused language—fraud, coercion, duress, or deception and control—in one uniform-act protective-arrangements provision.[3]
Betrayal may nevertheless help explain an alleged mechanism of influence. A trusted position can provide:
Access to the person, records, accounts, medications, communications, or advisors
Credibility that makes false or incomplete information more persuasive
Knowledge of fears, loyalties, conflicts, and emotional needs
Control over care, transportation, housing, companionship, or communication
An ability to conceal self-interest while presenting conduct as protective
The evidentiary sequence matters. Counsel should ask what trust existed; how the alleged influencer used it; what information and independent advice were available; and how the conduct produced the disputed decision. Later discovery may explain distress, but that distress does not prove that influence caused an earlier transaction.
Nor does betrayal establish incapacity. A person may have adequate decisional capacity and still be deceived or pressured. Conversely, cognitive impairment may increase reliance on a trusted person without proving that the person abused that reliance.
Trauma and suffering require separate findings
Betrayal can cause substantial distress. Rachman identified reactions including shock, loss, grief, preoccupation, damaged self-esteem, self-doubt, and anger.[1] One study of 185 university students found associations between high-betrayal trauma exposure and reported psychological and physical symptoms.[4] That study does not establish causation in an individual case, does not concern older adults specifically, and cannot substitute for an examination and differential diagnosis.
“Betrayal trauma” is a research construct, not a diagnosis. If a diagnosis is offered, the expert must identify the applicable criteria, symptom pattern, duration, impairment, alternatives, and evidentiary basis.
Suffering is broader than diagnosis and broader than pain. Physician Eric Cassell described suffering as a threat to the intactness of the person as a complex psychological and social being; physical pain may be involved but is not required.[5] In litigation, suffering should be described through specific symptoms, functional effects, duration, and corroborating evidence rather than superlatives.
“Psychological torture” should not be used as a synonym for severe distress
Torture is a legal term with demanding, context-specific elements. Under 18 U.S.C. § 2340, torture requires action under color of law, specific intent to inflict severe physical or mental pain or suffering, and custody or physical control; the statute also narrowly defines severe mental pain or suffering.[6] That definition governs Chapter 113C of Title 18; the federal offense provision generally concerns conduct outside the United States.[6] The Convention Against Torture uses a different international-law formulation involving severe pain or suffering, specified purposes, and official involvement, consent, or acquiescence.[7]
Therefore, betrayal, manipulation, emotional cruelty, or prolonged anguish should not be labeled “psychological torture” merely to emphasize severity. Conduct may be profoundly harmful without satisfying a torture statute or treaty. If torture is actually alleged, the governing legal definition must control, and appropriate investigation and documentation standards should guide the analysis.[7][8]
A disciplined evidentiary presentation
For counsel and experts, the strongest presentation traces each inference to evidence:
The source and scope of trust or dependency
The actor’s conduct, omissions, access, and undisclosed interests
Contemporaneous communications and representations
The decision-maker’s beliefs, capacities, and available alternatives
The causal pathway to the transaction or other harm
The timing and circumstances of discovery
The subsequent symptoms, functioning, treatment, and alternative causes
Facts inconsistent with the proposed betrayal or influence theory
Early forensic psychiatric litigation consultation can help counsel separate these questions, identify missing evidence, and decide whether a consulting or testifying role is warranted. For selected complex matters, attorneys may submit a non-confidential attorney case inquiry. Dr. Blum provides litigation consultation and continues to accept selected expert-witness assignments. Do not send records or confidential information before conflicts have been checked and a written engagement agreement is in place.
This article is educational and is not legal or medical advice. The definitions and elements of undue influence, coercion, exploitation, fiduciary duties, emotional-distress claims, and torture vary by jurisdiction and claim. Counsel should identify the controlling law; the court determines the ultimate legal issues.
References
Stanley Rachman, “Betrayal: A Psychological Analysis,” Behaviour Research and Therapy 48 (2010): 304–311. PubMed record; https://doi.org/10.1016/j.brat.2009.12.002.
42 U.S.C. § 1397j, “Definitions,” including exploitation and fiduciary. Official U.S. Code text.
Uniform Law Commission, Uniform Guardianship, Conservatorship, and Other Protective Arrangements Act § 503(d) and comments (approved 2017; official compilation dated April 3, 2020). Official final act with comments.
Rachel E. Goldsmith, Jennifer J. Freyd, and Anne P. DePrince, “Betrayal Trauma: Associations With Psychological and Physical Symptoms in Young Adults,” Journal of Interpersonal Violence 27 (2012): 547–567. PubMed record; https://doi.org/10.1177/0886260511421672.
Eric J. Cassell, “The Nature of Suffering and the Goals of Medicine,” New England Journal of Medicine 306 (1982): 639–645. PubMed record; https://doi.org/10.1056/NEJM198203183061104.
18 U.S.C. § 2340, “Definitions,” and § 2340A, “Torture.” Official U.S. Code text for § 2340; official U.S. Code text for § 2340A.
United Nations, Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment, art. 1 and 16, adopted Dec. 10, 1984, 1465 U.N.T.S. 85 (entered into force June 26, 1987). Official United Nations treaty text.
Office of the United Nations High Commissioner for Human Rights, Istanbul Protocol: Manual on the Effective Investigation and Documentation of Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment, rev. 2 (2022), especially paragraphs 2–4. Official United Nations PDF.