Company
Building the infrastructure to make cognition measurable
General Cognitive is building the measurement infrastructure for precision neurology — combining multimodal digital biomarkers into a longitudinal Digital Neuro Fingerprint.
Leadership
The team behind General Cognitive
Nathan Rosenberg
Founder & CEO
Nathan Rosenberg is an entrepreneur and research strategist working at the intersection of healthcare, artificial intelligence, and large-scale data infrastructure. He works closely with academic, business, and pharmaceutical leaders to build data-driven systems that translate advanced research into real-world institutional impact.
Dr. Daniel Messinger
Chief Scientific Officer
Director of Social and Behavioral Data Science at University of Miami. Leading researcher in autism and neurodevelopmental studies using machine vision. Dr. Messinger has extensive experience leading longitudinal research initiatives funded by the National Institutes of Health, the National Science Foundation, and the Institute of Education Sciences.
James Johnson
Chief Technology Officer
Former CTO at Altoida. Deep expertise in digital cognitive screening and physiologic biomarkers. Systems architect with years of collaboration on architectural-level cognitive measurement expertise.
Fabio Simoes
Chief Operating Officer
Seasoned C-suite executive with a fractional CFO background. Brings operational discipline, financial structuring, and capital-efficient execution.
Scientific & clinical advisors
Guidance from leaders in cognitive measurement
Dr. Ioannis Tarnanas
Founding Board Member & Senior Advisor — Pioneer in Digital Cognitive Biomarkers
Dr. Tarnanas is a leading researcher and entrepreneur in digital cognitive assessment, machine vision, and neurodegenerative disease monitoring. His work has helped shape the use of real-world behavioral, visual, and cognitive signals to detect early functional and cognitive change, particularly in Alzheimer’s disease and related disorders.
Dr. Azizi Seixas
Scientific Advisor — Clinical Science & Health Equity
University of Miami faculty. Founding Director of The Media and Innovation Lab (The MIL) and a leader in informatics and health data science at the University of Miami. Brings clinical and population-health expertise spanning multimodal data, study design, and responsible deployment.
Dr. Bruno Giordani
Advisor — Neuropsychology & Cognitive Endpoints
Director of Neuropsychology at the University of Michigan. Brings deep expertise in endpoint validation and clinical measurement standards across cognitive assessment.
Make cognition measurable
We work with study teams, clinicians, and research partners to deploy multimodal cognitive measurement.