About our sources

Where the science comes from.

Four tiers of sources, ranked by evidentiary weight. We always reach for Tier 1 first.

Tier 1 - Peer-reviewed primary research

·Nature, Nature Neuroscience, Nature Human Behaviour
·Neuron, Cell
·PNAS - Proceedings of the National Academy of Sciences
·JAMA Psychiatry, The Lancet Psychiatry
·Journal of Neuroscience, Cerebral Cortex

Tier 2 - Institutional & public-health sources

·NIH - National Institutes of Health
·NIMH - National Institute of Mental Health
·NINDS - National Institute of Neurological Disorders and Stroke
·WHO - World Health Organization
·CDC - Centers for Disease Control and Prevention

Tier 3 - University research centers

·Harvard Medical School, Stanford Medicine, Johns Hopkins
·MIT McGovern Institute, Stanford Wu Tsai Neurosciences
·UCL Institute of Cognitive Neuroscience
·Max Planck Institutes (Cognitive & Brain Sciences)
·Karolinska Institute

Tier 4 - Professional & advocacy organizations

·APA - American Psychological Association
·AACAP - American Academy of Child & Adolescent Psychiatry
·CHADD - for ADHD research summaries
·Autism Self Advocacy Network (ASAN)
·International Dyslexia Association

A note on neurodivergent topics

For ADHD, autism, dyslexia, and related profiles, we lean on lived-experience advocacy organizations alongside clinical research. A strengths-based framing requires hearing from the communities being described - not only the clinicians describing them.