The Best Use of Forensic Psychiatrists and Forensic Neuropsychologists in Probate Litigation: Addressing Questions of Testamentary Capacity, Contractual Capacity, and Undue Influence

This session defines and differentiates testamentary capacity, contractual capacity, and undue influence under statutory frameworks like California Probate Code. Attorneys will learn how these standards are interpreted through case law and why testamentary capacity represents a lower threshold than contractual capacity for complex trust documents.

Forensic psychiatrists and neuropsychologists use specific clinical criteria when evaluating testamentary capacity in living individuals and through medical records. This session covers the four key aspects of capacity evaluation and explains why screening tests like MOCA are insufficient for determining legal capacity.

This session explores how alertness, attention, information processing, memory, and reasoning are assessed to determine an individual’s legal capacity. Attendees will understand why contractual capacity exists on a continuum and how high intelligence can mask serious cognitive impairments requiring deeper neuropsychological testing.

Evaluating a decedent’s capacity presents unique challenges including derivative information sources and timing considerations such as sundowning effects. This session addresses how experts develop meaningful opinions from medical records and depositions, and the critical distinction between psychiatric diagnoses and functional capacity assessments.

Real case examples illustrate how forensic evaluators develop opinions in complex probate disputes, including devastating consequences of inadequate evaluations. Attorneys will learn why providing complete documentation to experts is essential and the critical importance of obtaining expert assessments during deathbed document drafting.

This session examines the four elements of undue influence: victim vulnerability, influencer authority, tactics employed, and equity of result. Attendees will understand why undue influence is a psychological process occurring over time that is typically proven through circumstantial evidence rather than direct observation.

Pre-mortem assessments costing a few thousand dollars can prevent millions in litigation expenses for contested estates. This session identifies red flags warranting proactive expert retention and explains the critical distinction between treating physicians and independent forensic experts in legal proceedings.