Our Team
Building the Future of Cognitive Measurement
A multidisciplinary team of neuroscientists, engineers, and healthcare leaders united by a shared mission.
Leadership
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. Fractional CFO background. Managed $68M CAPEX portfolio across 400 projects. Brings operational discipline, financial structuring, and capital-efficient execution.
Scientific & Clinical Advisors
Guidance from leading researchers, clinicians, and regulatory experts
Dr. Ioannis Tarnanas
Board Member & Senior Advisor
Founder of Altoida
Founded one of the first machine vision cognitive tracking companies (~$400M exit). Founded Altoida, a global leader in physiological indicators of neurodegeneration. Pioneer in fluid biomarker integration and machine vision-based cognitive phenotyping. Materially de-risks scientific and translational execution.
Dr. Bruno Giordani
Advisor — Neuropsychology & Cognitive Endpoints
University of Michigan
Director of Neuropsychology at University of Michigan. Sits on the scientific advisory board for NIH Toolbox. Conducts significant work with Cogstate and the leading figures in cognitive assessment. Brings direct credibility in endpoint validation and clinical measurement standards.
Dr. Azizi Seixas
Advisor — Clinical Science & Health Equity
University of Miami Miller School of Medicine
University of Miami faculty. Founding Director of The Media and Innovation Lab (The MIL) and Interim Chair of Informatics and Health Data Science at University of Miami Miller School of Medicine. Clinical and population health expertise ensuring scientific rigor and equitable deployment.
Our Mission
To transform how cognition is measured and monitored across the lifespan—enabling earlier detection of cognitive change, more effective treatments, and equitable access to precision cognitive health measurement for all.
Join Our Team