Atara Systems is a research and product company studying how human variability shapes digital experiences. Our work includes ARVIAA™, our framework for designing around cognition, communication, capacity, context, and agency, and SpectrumThrive™, where we apply that thinking in a real product.
We research and build technology with cognitive accessibility, clear language, reduced load, changing capacity, and human agency treated as core inputs rather than afterthoughts.

Founder and CEO
Solei Williams is the founder and CEO of Atara Systems and developer of the ARVIAA™ Framework. She leads the company's research and product direction, including SpectrumThrive™. With over 10 years of experience in special education and a certification in integrative health coaching, Solei brings a neurodivergent, cross-disciplinary perspective to studying and designing around variability in cognition, communication, capacity, and context while preserving human agency.

Co-Founder and CTO
Sky Harper is the Co-Founder and Chief Technology Officer at Atara Systems. She holds a master's degree in cybersecurity and is a member of the WiCyS AI Security Accelerator Program and a NobleReach Scholar. Sky built the SpectrumThrive MVP from concept to shipped app and leads technical architecture and security decisions across Atara's products.
Cognitive accessibility first
Plain language always
Practical over theoretical
Human-centered systems thinking