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☆☆☆☆☆

Hire Dr. Nicholas L.

United States

USD 75 /hr

I have a PhD in Clinical Psychology with a passion for helping with methodology and statistical analysis.

Profile Summary

I have a PhD in Clinical Psychology with an emphasis in Health Psychology. I have expertise in treating patients with comorbid medical disorders and mental health conditions. I also specialize in a treatment modality called Biofeedback. I have a passion for statistics and helping to plan projects to increase the ease of data entry and later analysis. I have worked as a freelance statistician helping other students with dissertations on top of my other research interests throughout my graduate education. I am also a consulting statistician for the non-profit, Mission to Live foundation, looking at psychedelics and mindfulness practices as a treatment for PTSD.

Subject Matter Expertise

• ☆ Health Psychology

Services

• Research
• Consulting
• Data & AI

Research Scientific and Technical Research, Systematic Literature Review

Consulting Healthcare Consulting, Scientific and Technical Consulting

Data & AI Predictive Modeling, Statistical Analysis, Data Cleaning, Data Processing

Work Experience

Psychology Post-Doctoral Resident

Kaiser Permanente

September 2025 - Present

Freelance Statistician and Methodology Consultant

Nicholas Lackey, PhD BCB

August 2023 - Present

Education

PhD in Clinical Psychology (California School of Professional Psychology)

Alliant International University

September 2019 - August 2025

Non-Terminal Masters of Arts (M.A.) (California School of Professional Psychology)

Alliant International University

August 2019 - May 2021

Psychology, B.S. (College of Letters and Science)

University of California, Davis

September 2013 - December 2017

Certifications

• Board Certification in Biofeedback (BCB)

  Biofeedback Certification International Alliance

  August 2021 - December 2026

Publications

JOURNAL ARTICLE

Addleman, J. S., Lackey, N. S., Tobin, M. A., Lara, G. A., Sinha, S., Morse, R. M., Hajduczok, A. G., Gharbo, R. S., & Gevirtz, R. N. (2025). Heart Rate Variability Applications in Medical Specialties: A Narrative Review. Applied psychophysiology and biofeedback, 50(3), 359–381. https://doi.org/10.1007/s10484-025-09708-y .

Jennifer S. Addleman, Nicholas S. Lackey, Justin A. DeBlauw, Alexander G. Hajduczok (2024). Heart Rate Variability Applications in Strength and Conditioning: A Narrative Review . Journal of Functional Morphology and Kinesiology.

Jennifer S. Addleman, Nicholas S. Lackey, Justin A. DeBlauw, Alexander G. Hajduczok (2024). Heart Rate Variability Applications in Strength and Conditioning: A Narrative Review . Journal of Functional Morphology and Kinesiology.

Baez, K. F., Lackey, N. S., Ferdousian, V., Fathi, M., Clarke, D. F., Mathias, M. S., Wynveen, R., Weiss, L., & Gevirtz, R. (2023). A topical review of conjunctive heart rate variability biofeedback and acceptance and commitment therapy for pediatric disorders of gut–brain interaction. Clinical Practice in Pediatric Psychology, 11(4), 395–407. https://doi.org/10.1037/cpp0000506 .

Freeman, K. R., Lackey, N. S., Ferdousin, V., Fathi, M., Clarke, D. F., Mathias, M. S., Wynveen, R., Weiss, L., & Gevirtz, R. N. (2023). A Topical Review of Heart Rate Variability (HRVB) and Acceptance and Commitment Therapy (ACT) for Pediatric Disorders of Gut Brain Interaction. Clinical Practice in Pediatric Psychology, 11(4), 395-407. https://doi.org/10.1037/cpp0000506 .

Anna A. Pollard, Alexander O. Hauson, Nicholas S. Lackey, Emily Zhang, Sarah Khayat, Bryce Carson, Lydia Fortea, Joaquim Radua, Igor Grant(2023). Functional neuroanatomy of craving in heroin use disorder: voxel-based meta-analysis of functional magnetic resonance imaging (fMRI) drug cue reactivity studies . The American Journal of Drug and Alcohol Abuse. 49. (4). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 418--430. Informa {UK} Limited

Emily Zhang, Alexander O. Hauson, Anna A. Pollard, Benjamin Meis, Nicholas S. Lackey, Bryce Carson, Sarah Khayat, Lydia Fortea, Joaquim Radua(2023). Lateralized grey matter volume changes in adolescents versus adults with major depression: SDM-PSI meta-analysis . Psychiatry Research: Neuroimaging. Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 111691. Elsevier {BV}

Brianna D Barlet, Alexander O Hauson, Anna A Pollard, Emily Z Zhang, Natasha M Nemanim, Sharis Sarkissians, Nick S Lackey, Nicholas P Stelmach, Alyssa D Walker, Bryce T Carson, et al.(2023). Neuropsychological Performance in Alzheimer’s Disease versus Late-Life Depression: A Systematic Review and Meta-Analysis . Archives of Clinical Neuropsychology. Oxford University Press ({OUP})

Trenton C. Simmons, Sara M. Freeman, Nicholas S. Lackey, Brooke K. Dreyer, Devanand S. Manoli, Karen L. Bales(2021). Cannabinoid receptor Type 1 densities reflect social organization in <scp><i>Microtus</i></scp> . Journal of Comparative Neurology. 529. (5). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1004--1017. Wiley

CONFERENCE POSTER

Nicholas S Lackey, Natasha Nemanim, Alexander O Hauson, Eric J Connors, Anna Pollard, Christopher Flora-Tostado, Nicholas Stelmach, Sharis Sarkissians, Alyssa Walker, Brianna Barlet(2021). A-53 The Relationship between Age and TMT-A Performance in Patients with Heart Failure . Archives of Clinical Neuropsychology. 36. (6). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1095--1095. Oxford University Press ({OUP})

Nicholas Lackey, Natasha Nemanim, Eric J Connors, Alexander O Hauson, Anna Pollard, Brianna Barlet, Alyssa Walker, Sharis Sarkissians, Nicholas Stelmach, Christopher Flora-Tostado(2021). A-54 The Relationship between Age and MMSE Performance Amongst Individuals with Heart Failure . Archives of Clinical Neuropsychology. 36. (6). Microsoft.AspNetCore.Mvc.Localization.LocalizedHtmlString 1096--1096. Oxford University Press ({OUP})