Overview

Nicola J. Holt has established herself as a leading researcher in the intersection of personality psychology, cognitive science, and parapsychology. Her work is distinguished by a systematic investigation of how individual differences (particularly creativity, schizotypy, and latent inhibition) relate to anomalous cognition and psi performance. Rather than treating psi as a uniform phenomenon, Holt has developed a nuanced framework that examines how cognitive styles, personality traits, and interpersonal dynamics interact to produce measurable effects in controlled laboratory settings.

Holt’s research program rests on a core hypothesis: that certain cognitive and personality characteristics create conditions favorable to psi expression. This perspective moves beyond simple trait-based prediction to explore the mechanisms by which these traits might facilitate anomalous cognition. Her work on latent inhibition, for instance, proposes that the same neurobiological process that allows creative individuals to make novel associations (by failing to automatically suppress irrelevant information) may also permit the detection of subtle, anomalous signals that more cognitively filtered individuals would dismiss.

A second major theme in Holt’s work concerns the social and interpersonal dimensions of psi. Rather than viewing ESP experiments as purely technical exercises, she has investigated how the experimenter, the sender, the experimental climate, and the relationship between participants influence outcomes. This interpersonal focus has revealed that psi performance is not a fixed trait but a dynamic outcome shaped by contextual and relational factors.

Research

Creativity, Schizotypy, and Anomalous Cognition

Holt’s foundational work in this area emerged from a simple but powerful observation: artistic and creative populations report higher rates of anomalous experiences and paranormal beliefs than the general population. Rather than dismiss this as mere superstition or selection bias, she designed controlled studies to test whether creativity and psi performance are genuinely linked.

In a free-response experience-sampling study, Holt compared artists with matched controls on their ability to detect anomalous information in a naturalistic task environment.² The results supported the hypothesis that creative individuals show enhanced anomalous cognition. Building on this finding, she explored the cognitive mechanisms that might explain the link. Her research identified schizotypy, a constellation of personality traits including magical ideation, unusual perceptual experiences, and cognitive disinhibition, as a key variable mediating the creativity-psi relationship.

Holt distinguished between benign (non-pathological) schizotypy and clinical schizophrenia, arguing that the former represents a cognitive style that may be advantageous for both creative and psi-related tasks.³ In this framework, schizotypy is not a disorder but a dimension of normal personality variation associated with openness to unusual experiences and reduced cognitive filtering. Her 2015 monograph Schizotypy: A creative advantage? synthesized this literature and positioned schizotypy as a potentially psi-conducive trait.⁸

A critical advance in this research program came with the latent inhibition hypothesis. Latent inhibition is a neurobiological process by which the brain learns to ignore stimuli that have been repeatedly presented without consequence. Holt, working with Simmonds-Moore and Moore, proposed that reduced latent inhibition (the failure to automatically suppress irrelevant information) may be the common mechanism underlying both creativity and anomalous cognition.¹ This hypothesis elegantly explains why creative individuals, who benefit from the ability to notice unexpected associations and patterns, might also be more sensitive to subtle, anomalous signals. The same cognitive disinhibition that permits creative insight may permit the detection of psi information.

Holt’s work on schizotypy extended into naturalistic settings through experience-sampling methodology. Rather than relying solely on laboratory tasks or questionnaire measures, she tracked how schizotypy manifests in the daily lives of artists, documenting the frequency and character of unusual experiences in real-world contexts.⁷ This approach provided ecological validity to the laboratory findings and revealed how creative individuals actually experience and express non-ordinary cognition outside the experimental setting.

Interpersonal and Contextual Factors in Psi Performance

A second major research direction emerged from Holt’s recognition that psi experiments are inherently social events. The experimenter, the sender, the receiver, and the experimental climate all constitute variables that may influence outcomes. This perspective challenged the traditional view of psi as a purely individual capacity and opened new avenues for understanding performance variability.

In a series of ganzfeld ESP studies, Holt and colleagues investigated the role of the sender as an active agent in the psi process. Rather than treating the sender as a passive source of information, they examined whether the sender’s psychological state, strategy, and characteristics influence the receiver’s ability to detect the target.⁴ The results indicated that sender characteristics do matter: senders who adopt certain psychological strategies or who possess particular personality traits produce stronger ESP effects. This finding reframed the sender from a mere information source to an active participant whose mental state and approach shape the psi outcome.

Building on this work, Holt examined whether the sender could function as a psychokinetic (PK) agent, that is, whether the sender’s intention or mental effort could directly influence the target system itself, independent of information transmission.⁹ This investigation extended the interpersonal framework to encompass direct mental influence, suggesting that psi effects might arise from multiple mechanisms operating simultaneously in the experimental context.

Holt’s research on the experimenter’s role revealed that the experimenter is not a neutral observer but an active participant whose expectations, rapport with participants, and management of the experimental climate influence psi performance.⁵ This finding aligns with broader insights from social psychology about experimenter effects but applies them specifically to psi research, suggesting that methodological rigor must attend not only to randomization and blinding but also to the interpersonal dynamics of the experimental setting.

A particularly innovative aspect of Holt’s interpersonal research involved examining how individual differences interact with state factors and task preferences to predict psi performance. Working with Simmonds-Moore, she developed a framework that treats psi as an outcome of the interaction between trait characteristics (stable personality features), state factors (temporary psychological conditions), and task-specific preferences.⁶ This three-way interaction model suggests that the same individual might show strong psi performance under certain conditions and weak performance under others, depending on the alignment between their traits, their current state, and the task demands.

Psychokinesis and Strategy Effects

Holt’s work on psychokinesis (PK) examined how psychological strategy and feedback timing influence performance at PK tasks. In collaboration with Roe, she investigated whether participants who adopt an absorption-based strategy (focusing attention inward on the desired outcome) perform differently from those who adopt a willing strategy (exerting direct mental effort).¹⁰ The results suggested that strategy matters and that feedback timing, whether participants receive immediate or delayed information about their performance, modulates the effectiveness of different approaches. This research contributed to a growing understanding that PK, like ESP, is not a simple phenomenon but one that depends on the interaction between the participant’s psychological approach and the experimental structure.

In another PK study, Holt and Roe examined how the lability (changeability) of both the agent and the target system influences performance.¹¹ This investigation treated the PK task as a system-level phenomenon in which the properties of both the mental agent and the physical target contribute to the outcome, again emphasizing the interactive and contextual nature of psi effects.

Precognition and Artistic Populations

Extending her focus on artistic populations, Holt conducted a pilot study investigating whether visual artists show evidence of precognitive sensitivity, specifically, whether they might demonstrate boredom or disengagement with stimuli before those stimuli are presented.¹² While preliminary, this work explored whether the enhanced sensitivity to subtle information characteristic of creative individuals might extend to temporal anomalies, opening a new dimension in the creativity-psi relationship.

Theoretical and Educational Contributions

Beyond empirical research, Holt has made significant contributions to the theoretical and educational infrastructure of parapsychology and anomalistic psychology. As a co-author of the comprehensive textbook Anomalistic Psychology, she helped establish a framework for understanding paranormal beliefs, experiences, and psi phenomena within mainstream psychology.¹³ The textbook covers a wide range of topics, from apparitions and out-of-body experiences to mediumship and superstitious behavior, and includes chapters on methodological issues specific to psi research and the scientific status of parapsychology.¹⁴¹⁵¹⁶ This educational work has made parapsychology more accessible to mainstream psychology students and has helped establish anomalistic psychology as a legitimate subdiscipline within academic psychology.

Influence and reception

Holt’s research has influenced the field in several important ways. First, her systematic investigation of creativity and schizotypy as correlates of psi performance has provided empirical grounding for long-standing intuitions about the relationship between non-ordinary cognition and anomalous phenomena. By moving beyond anecdotal observation to controlled experimentation, she has elevated the discussion and provided a foundation for future research.

Second, her emphasis on interpersonal and contextual factors has shifted the focus of psi research from purely individual-difference variables to the social and relational dimensions of the experimental setting. This perspective has implications not only for understanding psi but also for improving experimental design and interpretation. The recognition that experimenter effects, sender characteristics, and experimental climate matter for psi outcomes suggests that methodological improvements in these areas could enhance the reliability and replicability of psi research.

Third, her work on latent inhibition as a potential mechanism linking creativity and psi offers a testable, neurobiologically grounded hypothesis that bridges parapsychology and cognitive neuroscience. This theoretical contribution has the potential to attract researchers from adjacent fields and to ground parapsychology in mainstream neuroscientific frameworks.

Fourth, her educational contributions through the Anomalistic Psychology textbook and related publications have helped establish parapsychology as a legitimate topic within academic psychology curricula. By presenting psi research alongside other anomalous phenomena and by addressing methodological and philosophical issues directly, she has contributed to the normalization and professionalization of the field.

Holt’s work is characterized by methodological rigor, theoretical sophistication, and a commitment to understanding psi not as a mysterious or exotic phenomenon but as a natural variation in human cognition that can be studied using the tools and frameworks of mainstream psychology. Her research demonstrates that parapsychology can engage with personality psychology, cognitive science, and social psychology in productive ways, enriching all of these fields through the investigation of anomalous cognition.