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Top Freelance Human Behavior & Psychology Researchers For Hire

Dr. Ryan sangbaek K.

AI Ethics & Human–AI Interaction Expert | Journal Strategy, Reviewer Response, Research Design
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USD 120/hr
M.A. in International Finance
France

Founder and Principal Investigator, Ryan Research Institute (Paris). Four peer-reviewed articles published in Discover Artificial Intelligence ...

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USD 120/hr
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Dr. BIJOY R.

FREELANCE STATISTICIAN,RSEARCH WRITER WITH 5YRS OF EXPERIENCE,EXPERT IN DIFFERENT CATAGORIES OF WRITING,AND EDITING
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USD 15/hr
Ph.D.
India

Ihave 19 yrs of institutional basisteaching experience in kolkata suburb,ihave 7resarach publication papers of my own with high impact factors ...

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USD 15/hr
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Barbara G.

Cognitive Scientist & AI Researcher | Study Design, Statistical Analysis, Human-AI Interaction
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USD 60/hr
MSc
Croatia

I’m a cognitive scientist and human-AI interaction designer with a background in behavioural research, psychology, and HCI. I work with researc...

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USD 60/hr
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Sidharth M.

Academic Manuscript Editor | Clinical Psychology & Psychiatry Research | Journal Submission Specialist
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USD 35/hr
MA
India

I am a clinical psychology professional and academic researcher with more than two decades of experience in mental health and addiction treatme...

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USD 35/hr
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Dr. Tomoko O.

Data Scientist & Policy Analyst | Climate · AI · Science & Technology | Large-Scale Text Analysis ...
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USD 50/hr
Ph.D, Mass Communications, (minor in Quantitative Methods in Social Sciences)
Germany

I am a computational social scientist and data scientist specializing in large-scale NLP-based analysis of public opinion on climate change, AI...

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USD 50/hr
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Dr. Annalisa P.

Neuroscientist & Psychologist | Expert in Neuropsychiatric Disorders, Neuromodulation, and Digital Therapeutics
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USD 30/hr
Ph.D.
Italy

I have always been fascinated by how genes and the environment shape behavior and cognition. This led me through a multidisciplinary path acros...

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USD 30/hr
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Dr. Moon H.

PhD in Psychology | Mindfulness Meditation | Mental Health | Cognitive Functions
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USD 60/hr
PhD in Psychology
Malaysia

Research area: mindfulness-based intervention, mental health, cognitive functions; Having knowledge on heart rate variability (electrocardiogra...

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USD 60/hr
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Dr. Zeguo Q.

Data analyst (behavioural, EEG data) | Experienced and journal-published writer | 8+ years psychology researcher
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USD 80/hr
PhD
Australia

I am a Data Analyst with a background in public health research, neuroscience and computational psychiatry. My work focuses on building robust ...

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USD 80/hr
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Pablo D.

Physician & Clinical Researcher | Editor-in-Chief | 20+ Peer-Reviewed Publications | Expert in Evid...
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USD 15/hr
Medical Degree (MD)
Venezuela

I am a physician and clinical researcher with a distinguished academic background, graduating Summa Cum Laude from the University of Zulia. My ...

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USD 15/hr
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Dr. Kate T.

Ph.D. Neuroscientist | Expert Science Writer & Evidence Synthesist | Federal Health Research Advisor
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USD 175/hr
PhD
United States

Systematic Literature Review Rigorous, comprehensive literature reviews using established evidence-grading methodologies (GRADE, AGREE II). Exp...

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USD 175/hr
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Dr. Matt B.

Data Scientist & Applied Statistician | PhD | Experiment Design, Mixed-Effects Modelling, Behavioural Research
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USD 55/hr
PhD
Germany

I'm a data scientist with a PhD in cognitive psychology, 5+ years of experience teaching statistics to undergraduate students, and 10+ year...

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USD 55/hr
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Dr. Gabrielle R.

Medical Writer | Clinical Psychologist | Ph.D, The University of Texas
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USD 150/hr
Doctor of Philosophy
United States

I am an experienced medical writer and clinical psychologist. I have a Ph.D. and a master's degree from The University of Texas at Austin. ...

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USD 150/hr
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Dr. Laveena D.

Professor & Research Guide | Social Work, Psychology & SPSS Research Expert Social Science Researcher with 23+ Y...
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Ph.D.
India

Dr. Laveena D’Mello is a Professor, Research Guide, and Research Coordinator with more than 23 years of experience in teaching, research, couns...

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Dr. Aaron D.

Senior PhD Biostatistician & Health App Dev. | R/Quarto Expert | RWE, Predictive Modeling & Psychometrics| 15+ Y...
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PhD
United States

I am a Senior Biostatistician and PhD-level Research Psychologist with over 15 years of experience in clinical research, epidemiological data a...

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Hugo S.

Scientific Writer (PhD) | Manuscripts, Literature Reviews, Research Reports, & Presentation Materials
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USD 40/hr
Ph.D.
United States

I am a scientific writer with a PhD in Psychological Science and over 10 years of experience translating research into clear and structured wri...

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USD 40/hr
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Dr. Anastasia G.

PhD Environmental Psychology | Expert in Data Analysis, Survey Design, Academic Writing | Climate Policy & Communica...
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USD 45/hr
PhD
Greece

Dr Anastasia Gkargkavouzi PhD in Environmental Psychology | Research & Sustainability Consultant I am an Environmental Psychology research...

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USD 45/hr
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Dr. Marcelo Augusto D.

I am a linguist specialized in phonetics, with a research focus on speech production and perception.
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USD 60/hr
Ph.D. in Communication Sciences and Disorders
Canada

I am a linguist specialized in phonetics, with a research focus on speech production and perception in both healthy and clinical populations. M...

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USD 60/hr
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Aleena M.

Medical & Academic Writer | Research Consultant | Evidence-Based Content for Journals & Healthcare
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USD 50/hr
BS - Food Science and Technology
Pakistan

I am a research analyst and academic writer with a...background in medical sciences, helping researchers, clinicians, and students turn complex ideas into clear, publication-ready...

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USD 50/hr
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Dr. Ryan S.

HR & Organizational Development Consultant | Board-Certified Coach | Veteran & DEI Specialist
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USD 85/hr
Graduate certificate
United States

I am a Board-Certified Coach and PhD-level Industrial-Organizational Psychologist specializing in workforce strategy, veteran reintegration, an...

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USD 85/hr
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Dr. Shelly R.

Behavioral Researcher | Specializing in Business Experiments & Data-Driven Survey Design
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USD 125/hr
PhD
United States

I’m a PhD-trained Marketing Analytics expert and Assistant Professor with deep expertise in survey design, experimental methods, and causal inf...

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USD 125/hr
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Dr. Saphira L.

Medical Psychologist & Public Health Expert | Scientific Writing, Data Analysis & Grant Proposa...
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USD 150/hr
PhD, Biopsychology
Italy

Experienced researcher and writer with a PhD-level background and over 9 years of work in academic grant writing, course development, scientifi...

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USD 150/hr
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Ruan F.

Editor, writer, and researcher delivering clear, impactful work with precision and purpose.
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USD 50/hr
Copy-editing. Completed a rigorous 100-hour course in the copy-editing of creative, academic, and digital texts, with particular emphasis on grammatical precision, structural improvement, and respect for authorial voice.
South Africa

Aesthetic: Earthy elegance — muted greens, rustic reds, natural textures. Communication Style: Clear, structured, practical, friendly. Strength...

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USD 50/hr
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Fitria H.

Dedicated with over six years of experience in educational research
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USD 100/hr
Master Degree
Indonesia

Early childhood education researcher

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USD 100/hr
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John P.

Independent social sciences and digital health researcher | Expert in qualitative and mixed methods research
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USD 50/hr
PhD in Social and Behavioural Sciences
Singapore

I am a researcher and practitioner with a PhD in Social and Behavioral Sciences and over a decade of cross-sector experience spanning academia,...

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USD 50/hr
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Dr. Farheen Q.

Freelancer, Content Writer Research & Scientific Work Psychology / Behavioral Science
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PH D
India

Content writting, Research & Scientific Writting

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Consult top Human Behavior & Psychology freelancers with expertise in behavioral science, writing, and more. Kolabtree is the world's largest platform for hiring trusted freelance scientists and consultants.

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Restrict who can see your project and send you proposals. Invite only specific freelancers to view your project.

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Our T&C include a default confidentiality clause that protects your IP and NDA for added protection before disclosing project details.

Kolabtree ensures the safety and security of your payments, personal information and project details. Kolabtree’s T&C include a default confidentiality and NDA clause.

You will receive detailed proposals directly from Kolabtree. These proposals will include a comprehensive Statement of Work (SOW), project fees, milestones and deadlines.

You can choose to pay either a fixed or an hourly fee based on your scope of work. Pre-pay for the next milestone. You have to approve the deliverables only if the quality meets your expectations. If you aren't happy, we'll refund your money.

Kolabtree will share multiple quotations for your project. You have the freedom to accept the quote that aligns with your project requirement and budget. You can get in touch with us if you want to discuss the fee.

Our T&C include a default confidentiality clause that protects your IP and NDA for added protection.

Why Kolabtree

Contact experts directly

Speak directly with freelancers and explain your requirements.

100% satisfaction guaranteed

You have to approve the deliverables only if quality meets your expectations. If you aren't happy, we'll refund your money.

Project Management

Keep track of files and conversations in the user-friendly Workspace.

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How it works View full page
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Post your Project (Free)

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Get Quotes & Choose Experts

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Pre-pay for your project and work with the expert to get your desired output. Keep track of files and conversations in the user-friendly Workspace.

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Job Done!

Approve the deliverables once you're satisfied with the job done.