Intellex Acquires Expert by Big Village

We're thrilled to announce that Intellex has acquired Expert by Big Village, effective March 22, 2024. This strategic move enhances our capabilities and strengthens our commitment to delivering exceptional solutions to our customers.

Stay tuned for more updates on how this acquisition will benefit our clients and experts.

For inquiries or more information, please contact us at


Psychology & Psychiatry

Intellex: your source for psychology & psychiatry experts

Intellex is an excellent source for psychology & psychiatry experts, including authorities on everything from forensic psychiatry, clinical psychology, behavioral science and neuropsychology.

Since 1984, Intellex has been connecting businesses with experts in a wide range of fields. Our roster of authorities includes more than 10,000 experts with leading knowledge in more than 30,000 disciplines. With a client base that includes more than half of the Fortune 500 companies, we have proven experience at providing expertise to many of the world’s biggest businesses.

When you need expert witness, expert consultant or expert research services, you can find a psychology & psychiatry professional – as well as experts in biotechnology, nutrition and other healthcare disciplines – at Intellex easily. It takes just minutes to fill out our online Expert Request form, or you can browse our directory of experts to view a list of available authorities. If you need additional assistance in finding expertise, please call our team at 1-800-833-8055.

Featured Experts

Why businesses choose Intellex for psychology & psychiatry expertise.

Our clients come to us because they know that our experts are among the best in the business. Whether clients are seeking psychology & psychiatry experts or other medical and pharmaceutical authorities, our recruiters can help quickly connect organizations with the expertise they need to solve challenges, take advantage of opportunities and move their business forward. Our clients also know that our experts are available for contracts of any size, from short consultations by telephone to long-term, on-site engagements.

Psychology & psychiatry services provided by our experts.

Intellex authorities in psychology & psychiatry can provide services that include:

  • Expert witness and litigation support services to assist legal teams in preparing case strategy and securing expert testimony.
  • Expert consulting to provide extensive knowledge and recommendations on a wide variety of areas related to psychology & psychiatry.
  • Expert research in the many disciplines of psychology & psychiatry.

How our experts in psychology & psychiatry are screened.

When selecting our experts in psychology & psychiatry, our recruiters are careful to choose only the most highly regarded authorities in each field. Experts are typically peer-recommended and are well-respected scientists, researchers, physicians, academics and medical professionals. Each expert is evaluated against an extensive list of objective and subjective criteria, and ongoing evaluation based on customer feedback and our own internal review process ensures that we can offer our clients the highest quality of expertise.

Let’s find you an expert

Request an Expert

Questions? Comments? Concerns? Let us know. We love to hear from you.

Contact Us

Let’s find you an expert.

Submit a quick request and our team will find a qualified expert to suit your research, legal, or consulting needs.

Three Simple Steps

  1. Ask. Submit a free expert request here.
  2. Choose. Select the right expert with help from our team.
  3. Start. Simply sign our agreement and begin working with your expert.
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